Attempt to use Mix_SetMusicPosition to speed up MOD music. (Not very good)
[supertux.git] / src / gameloop.c
index 4a2e48e..e65180e 100644 (file)
@@ -16,7 +16,6 @@
 #include <errno.h>
 #include <unistd.h>
 #include <SDL.h>
-#include <SDL_image.h>
 
 #ifdef LINUX
 #include <pwd.h>
 #include "sound.h"
 #include "setup.h"
 #include "high_scores.h"
-
+#include "menu.h"
+#include "badguy.h"
+#include "world.h"
+#include "player.h"
 
 /* Sound files: */
 
@@ -54,57 +56,61 @@ enum {
   SND_LIFEUP
 };
 
+
 char * soundfilenames[NUM_SOUNDS] = {
-  DATA_PREFIX "/sounds/jump.wav",
-  DATA_PREFIX "/sounds/bigjump.wav",
-  DATA_PREFIX "/sounds/skid.wav",
-  DATA_PREFIX "/sounds/distro.wav",
-  DATA_PREFIX "/sounds/herring.wav",
-  DATA_PREFIX "/sounds/brick.wav",
-  DATA_PREFIX "/sounds/hurt.wav",
-  DATA_PREFIX "/sounds/squish.wav",
-  DATA_PREFIX "/sounds/fall.wav",
-  DATA_PREFIX "/sounds/ricochet.wav",
-  DATA_PREFIX "/sounds/bump-upgrade.wav",
-  DATA_PREFIX "/sounds/upgrade.wav",
-  DATA_PREFIX "/sounds/excellent.wav",
-  DATA_PREFIX "/sounds/coffee.wav",
-  DATA_PREFIX "/sounds/shoot.wav",
-  DATA_PREFIX "/sounds/lifeup.wav"
-};
+                                      DATA_PREFIX "/sounds/jump.wav",
+                                      DATA_PREFIX "/sounds/bigjump.wav",
+                                      DATA_PREFIX "/sounds/skid.wav",
+                                      DATA_PREFIX "/sounds/distro.wav",
+                                      DATA_PREFIX "/sounds/herring.wav",
+                                      DATA_PREFIX "/sounds/brick.wav",
+                                      DATA_PREFIX "/sounds/hurt.wav",
+                                      DATA_PREFIX "/sounds/squish.wav",
+                                      DATA_PREFIX "/sounds/fall.wav",
+                                      DATA_PREFIX "/sounds/ricochet.wav",
+                                      DATA_PREFIX "/sounds/bump-upgrade.wav",
+                                      DATA_PREFIX "/sounds/upgrade.wav",
+                                      DATA_PREFIX "/sounds/excellent.wav",
+                                      DATA_PREFIX "/sounds/coffee.wav",
+                                      DATA_PREFIX "/sounds/shoot.wav",
+                                      DATA_PREFIX "/sounds/lifeup.wav"
+                                    };
 
 
 /* Local variables: */
 
-int score, highscore, distros, level, lives, scroll_x, next_level,
-  tux_dir, tux_size, tux_duck, tux_x, tux_xm, tux_y, tux_ym,
-  tux_dying, tux_safe, jumping, jump_counter, frame, score_multiplier,
-  tux_frame_main, tux_frame, tux_got_coffee, tux_skidding,
-  super_bkgd_time, time_left, tux_invincible_time, endpos,
-  counting_distros, distro_counter;
+int score, highscore, distros, level, lives, scroll_x, next_level, game_pause,
+done, quit, tux_dir, tux_size, tux_duck, tux_x, tux_xm, tux_y, tux_ym,
+tux_dying, tux_safe, jumping, jump_counter, frame, score_multiplier,
+tux_frame_main, tux_frame, tux_got_coffee, tux_skidding,
+super_bkgd_time, time_left, tux_invincible_time, endpos,
+counting_distros, distro_counter;
 int bkgd_red, bkgd_green, bkgd_blue, level_width;
 int left, right, up, down, fire, old_fire;
 SDL_Surface * img_brick[2], * img_solid[4], * img_distro[4],
-  * img_waves[3], * img_water, * img_pole, * img_poletop, * img_flag[2];
+* img_waves[3], * img_water, * img_pole, * img_poletop, * img_flag[2];
 SDL_Surface * img_bkgd[2][4];
 SDL_Surface * img_golden_herring;
 SDL_Surface * img_bsod_left[4], * img_bsod_right[4],
-  * img_laptop_left[3], * img_laptop_right[3],
-  * img_money_left[2], * img_money_right[2];
+* img_laptop_left[3], * img_laptop_right[3],
+* img_money_left[2], * img_money_right[2];
 SDL_Surface * img_bsod_squished_left, * img_bsod_squished_right,
-  * img_bsod_falling_left, * img_bsod_falling_right,
-  * img_laptop_flat_left, * img_laptop_flat_right,
-  * img_laptop_falling_left, * img_laptop_falling_right;
+* img_bsod_falling_left, * img_bsod_falling_right,
+* img_laptop_flat_left, * img_laptop_flat_right,
+* img_laptop_falling_left, * img_laptop_falling_right;
 SDL_Surface * img_box_full, * img_box_empty, * img_mints, * img_coffee,
-  * img_super_bkgd, * img_bullet, * img_red_glow;
+* img_super_bkgd, * img_bullet, * img_red_glow;
 SDL_Surface * img_cloud[2][4];
 SDL_Surface * tux_right[3], * tux_left[3],
-  * bigtux_right[3], * bigtux_left[3],
-  * bigtux_right_jump, * bigtux_left_jump,
-  * cape_right[2], * cape_left[2],
-  * bigcape_right[2], * bigcape_left[2],
-  * ducktux_right, * ducktux_left,
-  * skidtux_right, * skidtux_left;
+* bigtux_right[3], * bigtux_left[3],
+* bigtux_right_jump, * bigtux_left_jump,
+* cape_right[2], * cape_left[2],
+* bigcape_right[2], * bigcape_left[2],
+* ducktux_right, * ducktux_left,
+* skidtux_right, * skidtux_left, * tux_life;
+SDL_Event event;
+SDL_Rect src, dest;
+SDLKey key;
 unsigned char * tiles[15];
 bouncy_distro_type bouncy_distros[NUM_BOUNCY_DISTROS];
 broken_brick_type broken_bricks[NUM_BROKEN_BRICKS];
@@ -115,6 +121,9 @@ upgrade_type upgrades[NUM_UPGRADES];
 bullet_type bullets[NUM_BULLETS];
 char song_title[20];
 char levelname[20];
+char leveltheme[20];
+char str[10];
+int sound_pos;
 
 
 /* Local function prototypes: */
@@ -128,6 +137,7 @@ void unloadlevelsong(void);
 void loadshared(void);
 void unloadshared(void);
 void drawshape(int x, int y, unsigned char c);
+void savegame(void);
 unsigned char shape(int x, int y, int sx);
 int issolid(int x, int y, int sx);
 int isbrick(int x, int y, int sx);
@@ -151,2016 +161,2161 @@ void add_bullet(int x, int y, int dir, int xm);
 void drawendscreen(void);
 void drawresultscreen(void);
 
+/* --- GAME EVENT! --- */
 
-/* --- GAME LOOP! --- */
-
-int gameloop(void)
+void game_event(void)
 {
-  int done, quit, x, y, i, j;
-  SDL_Event event;
-  SDL_Rect src, dest;
-  SDLKey key;
-  Uint32 last_time, now_time;
-  char str[10];
-  
-  
-  /* Clear screen: */
-  
-  clearscreen(0, 0, 0);
-  updatescreen();
-  
-  
-  /* Init the game: */
 
-  initgame();
-  loadshared();
-  loadlevel();
-  loadlevelgfx();
-  loadlevelsong();
-  highscore = load_hs();
-  
-  
-  /* --- MAIN GAME LOOP!!! --- */
-  
-  done = 0;
-  quit = 0;
-  frame = 0;
-  tux_frame_main = 0;
-  tux_frame = 0;
-  
-  do
+  while (SDL_PollEvent(&event))
     {
-      last_time = SDL_GetTicks();
-      frame++;
-      
-      
-      /* Handle events: */
 
-      old_fire = fire;
-      
-      while (SDL_PollEvent(&event))
-       {
-         if (event.type == SDL_QUIT)
-           {
-             /* Quit event - quit: */
-             
-             quit = 1;
-           }
-         else if (event.type == SDL_KEYDOWN)
-           {
-              /* A keypress! */
-              
-              key = event.key.keysym.sym;
-              
-              if (key == SDLK_ESCAPE)
+      if (event.type == SDL_QUIT)
+        {
+          /* Quit event - quit: */
+
+          quit = 1;
+        }
+      else if (event.type == SDL_KEYDOWN)
+        {
+          /* A keypress! */
+
+          key = event.key.keysym.sym;
+
+          /* Check for menu-events, if the menu is shown */
+          if(show_menu)
+            menu_event(key);
+
+          if (key == SDLK_ESCAPE)
+            {
+              /* Escape: Open/Close the menu: */
+              if(!game_pause)
                 {
-                  /* Escape: Quit the game and return to main menu: */
-                  
-                  done = 1;
+                  if(show_menu)
+                    show_menu = 0;
+                  else
+                    show_menu = 1;
                 }
-             else if (key == SDLK_RIGHT)
-               {
-                 right = DOWN;
-               }
-             else if (key == SDLK_LEFT)
-               {
-                 left = DOWN;
-               }
-             else if (key == SDLK_UP)
-               {
-                 up = DOWN;
-               }
-             else if (key == SDLK_DOWN)
-               {
-                 down = DOWN;
-               }
-             else if (key == SDLK_LCTRL)
-               {
-                 fire = DOWN;
-               }
-           }
-         else if (event.type == SDL_KEYUP)
-           {
-              /* A keyrelease! */
-              
-              key = event.key.keysym.sym;
-              
-             if (key == SDLK_RIGHT)
-               {
-                 right = UP;
-               }
-             else if (key == SDLK_LEFT)
-               {
-                 left = UP;
-               }
-             else if (key == SDLK_UP)
-               {
-                 up = UP;
-               }
-             else if (key == SDLK_DOWN)
-               {
-                 down = UP;
-               }
-             else if (key == SDLK_LCTRL)
-               {
-                 fire = UP;
-               }
-             else if (key == SDLK_TAB)
-               {
-                 tux_size = !tux_size;
-               }
-             else if (key == SDLK_END)
-               {
-                 distros += 50;
-               }
-             else if (key == SDLK_SPACE)
-               {
-                 next_level = 1;
-               }
-           }
-#ifdef JOY_YES
-         else if (event.type == SDL_JOYAXISMOTION)
-           {
-             if (event.jaxis.axis == JOY_X)
-               {
-                 if (event.jaxis.value < -256)
-                   left = DOWN;
-                 else
-                   left = UP;
-
-                 if (event.jaxis.value > 256)
-                   right = DOWN;
-                 else
-                   right = UP;
-               }
-             else if (event.jaxis.axis == JOY_Y)
-               {
-                 if (event.jaxis.value > 256)
-                   down = DOWN;
-                 else
-                   down = UP;
-               }
-           }
-         else if (event.type == SDL_JOYBUTTONDOWN)
-           {
-             if (event.jbutton.button == JOY_A)
-               up = DOWN;
-             else if (event.jbutton.button == JOY_B)
-               fire = DOWN;
-           }
-         else if (event.type == SDL_JOYBUTTONUP)
-           {
-             if (event.jbutton.button == JOY_A)
-               up = UP;
-             else if (event.jbutton.button == JOY_B)
-               fire = UP;
-           }
-#endif
-       }
-      
-      
-      /* --- HANDLE TUX! --- */
-      
-      /* Handle key and joystick state: */
-      
-      if (!(tux_dying || next_level))
-       {
-         if (right == DOWN && left == UP)
-           {
-             if (jumping == NO)
-               {
-                 if (tux_xm < -SKID_XM && !tux_skidding &&
-                     tux_dir == LEFT)
-                   {
-                     tux_skidding = SKID_TIME;
-
-                     playsound(sounds[SND_SKID]);
-
-                   }
-                 tux_dir = RIGHT;
-               }
-             
-             if (tux_xm < 0 && !isice(tux_x, tux_y + 32, scroll_x) &&
-                 !tux_skidding)
-               {
-                 tux_xm = 0;
-               }
-             
-             if (!tux_duck)
-               {
-                 if (tux_dir == RIGHT)
-                   {
-                     /* Facing the direction we're jumping?  Go full-speed: */
-                     
-                     if (fire == UP)
-                       {
-                         tux_xm = tux_xm + WALK_SPEED;
-                         
-                         if (tux_xm > MAX_WALK_XM)
-                           tux_xm = MAX_WALK_XM;
-                       }
-                     else if (fire == DOWN)
-                       {
-                         tux_xm = tux_xm + RUN_SPEED;
-                         
-                         if (tux_xm > MAX_RUN_XM)
-                           tux_xm = MAX_RUN_XM;
-                       }
-                   }
-                 else
-                   {
-                     /* Not facing the direction we're jumping? 
-                        Go half-speed: */
-                     
-                     tux_xm = tux_xm + WALK_SPEED / 2;
-                     
-                     if (tux_xm > MAX_WALK_XM / 2)
-                       tux_xm = MAX_WALK_XM / 2;
-                   }
-               }
-           }
-         else if (left == DOWN && right == UP)
-           {
-             if (jumping == NO)
-               {
-                 if (tux_xm > SKID_XM && !tux_skidding &&
-                     tux_dir == RIGHT)
-                   {
-                     tux_skidding = SKID_TIME;
-                     playsound(sounds[SND_SKID]);
-                   }
-                 tux_dir = LEFT;
-               }
-             
-             if (tux_xm > 0 && !isice(tux_x, tux_y + 32, scroll_x) &&
-                 !tux_skidding)
-               {
-                 tux_xm = 0;
-               }
-             
-             if (!tux_duck)
-               {
-                 if (tux_dir == LEFT)
-                   {
-                     /* Facing the direction we're jumping?  Go full-speed: */
-                     
-                     if (fire == UP)
-                       {
-                         tux_xm = tux_xm - WALK_SPEED;
-                         
-                         if (tux_xm < -MAX_WALK_XM)
-                           tux_xm = -MAX_WALK_XM;
-                       }
-                     else if (fire == DOWN)
-                       {
-                         tux_xm = tux_xm - RUN_SPEED;
-                         
-                         if (tux_xm < -MAX_RUN_XM)
-                           tux_xm = -MAX_RUN_XM;
-                       }
-                   }
-                 else
-                   {
-                     /* Not facing the direction we're jumping?
-                        Go half-speed: */
-                     
-                     tux_xm = tux_xm - WALK_SPEED / 2;
-                     
-                     if (tux_xm < -MAX_WALK_XM / 2)
-                       tux_xm = -MAX_WALK_XM / 2;
-                   }
-               }
-           }
-
-
-         /* End of level? */
-
-         if (tux_x >= endpos && endpos != 0)
-         {
-           next_level = 1;
-         }
-         
-         
-         /* Jump/jumping? */
-         
-         if (up == DOWN)
-           {
-             if (jump_counter == 0)
-               {
-                 /* Taking off? */
-                 
-                 if (!issolid(tux_x, tux_y + 32, scroll_x) ||
-                     tux_ym != 0)
-                   {
-                     /* If they're not on the ground, or are currently moving
-                        vertically, don't jump! */
-                     
-                     jump_counter = MAX_JUMP_COUNT;
-                   }
-                 else
-                   {
-                     /* Make sure we're not standing back up into a solid! */
-                     
-                     if (tux_size == SMALL || tux_duck == NO ||
-                         !issolid(tux_x, tux_y, scroll_x))
-                       {
-                         jumping = YES;
-                        
-                         if (tux_size == SMALL)
-                           playsound(sounds[SND_JUMP]);
-                         else
-                           playsound(sounds[SND_BIGJUMP]);
-                       }
-                   }
-               }
-             
-             
-             /* Keep jumping for a while: */
-             
-             if (jump_counter < MAX_JUMP_COUNT)
-               {
-                 tux_ym = tux_ym - JUMP_SPEED;
-                 jump_counter++;
-               }
-           }
-         else
-           jump_counter = 0;
-         
-         
-         /* Shoot! */
-         
-         if (fire == DOWN && old_fire == UP && tux_got_coffee)
-           {
-             add_bullet(tux_x + scroll_x, tux_y, tux_dir, tux_xm);
-           }
-         
-         
-         /* Duck! */
-         
-         if (down == DOWN)
-           {
-             if (tux_size == BIG)
-               tux_duck = YES;
-           }
-         else
-           {
-             if (tux_size == BIG && tux_duck == YES)
-               {
-                 /* Make sure we're not standing back up into a solid! */
-                 
-                 if (!issolid(tux_x, tux_y - 32, scroll_x))
-                   tux_duck = NO;
-               }
-             else
-               tux_duck = NO;
-           }
-       } /* (tux_dying || next_level) */
-      else
-       {
-          /* Tux either died, or reached the end of a level! */
-               
-                       
-         if (use_sound)
-         {
-           if (Mix_PlayingMusic())
-            Mix_HaltMusic();
-         }
-    
-               
-         if (next_level)
-         {
-         /* End of a level! */
-         level++;
-        next_level = 0;
-        drawresultscreen();
-         }
-         else
-         {
-             
-         tux_ym = tux_ym + GRAVITY;
-         
-
-             
-       /* He died :^( */
-                     
-         lives--;
-               
-       /* No more lives!? */
-
-        if (lives < 0)
-        {
-                 drawendscreen();
-
-               if (score > highscore)
-                 save_hs(score);
-
-               return(0);
-             }
-             }       
-             
-             /* Either way, (re-)load the (next) level... */
-             
-             loadlevel();
-
-             unloadlevelgfx();
-             loadlevelgfx();
-       }
+            }
+          else if (key == SDLK_RIGHT)
+            {
+              right = DOWN;
+            }
+          else if (key == SDLK_LEFT)
+            {
+              left = DOWN;
+            }
+          else if (key == SDLK_UP)
+            {
+              up = DOWN;
+            }
+          else if (key == SDLK_DOWN)
+            {
+              down = DOWN;
+            }
+          else if (key == SDLK_LCTRL)
+            {
+              fire = DOWN;
+            }
+        }
+      else if (event.type == SDL_KEYUP)
+        {
+          /* A keyrelease! */
 
-      /* Move tux: */
-      
-      tux_x = tux_x + tux_xm;
-      tux_y = tux_y + tux_ym;
-      
-      
-      /* Keep tux in bounds: */
-      
-      if (tux_x < 0)
-       tux_x = 0;
-      else if (tux_x > 320 && scroll_x < ((level_width * 32) - 640))
-       {
-         /* Scroll the screen in past center: */
-         
-         scroll_x = scroll_x + (tux_x - 320);
-         tux_x = 320;
-         
-         if (scroll_x > ((level_width * 32) - 640))
-           scroll_x = ((level_width * 32) - 640);
-       }
-      else if (tux_x > 608)
-       {
-         /* ... unless there's no more to scroll! */
-         
-         tux_x = 608;
-       }
-      
-      
-      /* Land: */
-      
-      if (!tux_dying)
-       {
-         if (issolid(tux_x, tux_y + 31, scroll_x) &&
-             !issolid(tux_x - tux_xm, tux_y + 31, scroll_x))
-           {
-             while (issolid(tux_x, tux_y + 31, scroll_x))
-               {
-                 if (tux_xm < 0)
-                   tux_x++;
-                 else if (tux_xm > 0)
-                   tux_x--;
-               }
-             
-             tux_xm = 0;
-           }
-         
-         if (issolid(tux_x, tux_y, scroll_x) &&
-             !issolid(tux_x - tux_xm, tux_y, scroll_x))
-           {
-             while (issolid(tux_x, tux_y, scroll_x))
-               {
-                 if (tux_xm < 0)
-                   tux_x++;
-                 else if (tux_xm > 0)
-                   tux_x--;
-               }
-             
-             tux_xm = 0;
-           }
-         
-         if (issolid(tux_x, tux_y + 31, scroll_x))
-           {
-             /* Set down properly: */
-             
-             while (issolid(tux_x, tux_y + 31, scroll_x))
-               {
-                 if (tux_ym < 0)
-                   tux_y++;
-                 else if (tux_ym > 0)
-                   tux_y--;
-               }
-             
-             
-             /* Reset score multiplier (for mutli-hits): */
-             
-             if (tux_ym > 0)
-               score_multiplier = 1;
-             
-             
-             /* Stop jumping! */
-             
-             tux_ym = 0;
-             jumping = NO;
-           }
-         
-         
-         /* Bump into things: */
-         
-         if (issolid(tux_x, tux_y, scroll_x) ||
-             (tux_size == BIG && !tux_duck &&
-              (issolid(tux_x, tux_y - 32, scroll_x))))
-           {
-             if (!issolid(tux_x - tux_xm, tux_y, scroll_x) &&
-                 (tux_size == SMALL || tux_duck ||
-                  !issolid(tux_x - tux_xm, tux_y - 32, scroll_x)))
-               {
-                 tux_x = tux_x - tux_xm;
-                 tux_xm = 0;
-               }
-             else if (!issolid(tux_x, tux_y - tux_ym, scroll_x) &&
-                      (tux_size == SMALL || tux_duck ||
-                       !issolid(tux_x, tux_y - 32 - tux_ym, scroll_x)))
-               {
-                 if (tux_ym <= 0)
-                   {
-                     /* Jumping up? */
-                     
-                     if (tux_size == BIG)
-                       {
-                         /* Break bricks and empty boxes: */
-                         
-                         if (!tux_duck)
-                           {
-                             if (isbrick(tux_x, tux_y - 32, scroll_x) ||
-                                 isfullbox(tux_x, tux_y - 32, scroll_x))
-                               {
-                                 trygrabdistro(tux_x, tux_y - 64, scroll_x,
-                                               BOUNCE);
-                                 trybumpbadguy(tux_x, tux_y - 96, scroll_x);
-
-                                 if (isfullbox(tux_x, tux_y - 32,
-                                               scroll_x))
-                                   {
-                                     bumpbrick(tux_x, tux_y - 32,
-                                               scroll_x);
-                                   }
-
-                                 trybreakbrick(tux_x, tux_y - 32, scroll_x);
-                                 tryemptybox(tux_x, tux_y - 32, scroll_x);
-                               }
-                             
-                             if (isbrick(tux_x + 31, tux_y - 32, scroll_x) ||
-                                 isfullbox(tux_x + 31, tux_y - 32, scroll_x))
-                               {
-                                 trygrabdistro(tux_x + 31,
-                                               tux_y - 64,
-                                               scroll_x,
-                                               BOUNCE);
-                                 trybumpbadguy(tux_x + 31,
-                                               tux_y - 96,
-                                               scroll_x);
-                                 
-                                 if (isfullbox(tux_x + 31, tux_y - 32,
-                                               scroll_x))
-                                   {
-                                     bumpbrick(tux_x + 31, tux_y - 32,
-                                               scroll_x);
-                                   }
-                                 
-                                 trybreakbrick(tux_x + 31,
-                                               tux_y - 32,
-                                               scroll_x);
-                                 tryemptybox(tux_x + 31,
-                                             tux_y - 32,
-                                             scroll_x);
-                               }
-                           }
-                         else /* ducking */
-                           {
-                             if (isbrick(tux_x, tux_y, scroll_x) ||
-                                 isfullbox(tux_x, tux_y, scroll_x))
-                               {
-                                 trygrabdistro(tux_x, tux_y - 32, scroll_x,
-                                               BOUNCE);
-                                 trybumpbadguy(tux_x, tux_y - 64, scroll_x);
-                                 if (isfullbox(tux_x, tux_y, scroll_x))
-                                   bumpbrick(tux_x, tux_y, scroll_x);
-                                 trybreakbrick(tux_x, tux_y, scroll_x);
-                                 tryemptybox(tux_x, tux_y, scroll_x);
-                               }
-                             
-                             if (isbrick(tux_x + 31, tux_y, scroll_x) ||
-                                 isfullbox(tux_x + 31, tux_y, scroll_x))
-                               {
-                                 trygrabdistro(tux_x + 31,
-                                               tux_y - 32,
-                                               scroll_x,
-                                               BOUNCE);
-                                 trybumpbadguy(tux_x + 31,
-                                               tux_y - 64,
-                                               scroll_x);
-                                 if (isfullbox(tux_x + 31, tux_y, scroll_x))
-                                   bumpbrick(tux_x + 31, tux_y, scroll_x);
-                                 trybreakbrick(tux_x + 31, tux_y, scroll_x);
-                                 tryemptybox(tux_x + 31, tux_y, scroll_x);
-                               }
-                           }
-                       }
-                     else
-                       {
-                         /* It's a brick and we're small, make the brick
-                            bounce, and grab any distros above it: */
-                         
-                         if (isbrick(tux_x, tux_y, scroll_x) ||
-                             isfullbox(tux_x, tux_y, scroll_x))
-                           {
-                             trygrabdistro(tux_x, tux_y - 32, scroll_x,
-                                           BOUNCE);
-                             trybumpbadguy(tux_x, tux_y - 64, scroll_x);
-                             bumpbrick(tux_x, tux_y, scroll_x);
-                             tryemptybox(tux_x, tux_y, scroll_x);
-                           }
-                         
-                         if (isbrick(tux_x + 31, tux_y, scroll_x) ||
-                             isfullbox(tux_x + 31, tux_y, scroll_x))
-                           {
-                             trygrabdistro(tux_x + 31, tux_y - 32, scroll_x,
-                                           BOUNCE);
-                             trybumpbadguy(tux_x + 31, tux_y - 64, scroll_x);
-                             bumpbrick(tux_x + 31, tux_y, scroll_x);
-                             tryemptybox(tux_x + 31, tux_y, scroll_x);
-                           }
-
-
-                         /* Get a distro from a brick? */
-                         
-                         if (shape(tux_x, tux_y, scroll_x) == 'x' ||
-                             shape(tux_x, tux_y, scroll_x) == 'y')
-                           {
-                             add_bouncy_distro(((tux_x + scroll_x + 1)
-                                                / 32) * 32,
-                                               (tux_y / 32) * 32);
-                            
-                             if (counting_distros == NO)
-                             {
-                               counting_distros = YES;
-                               distro_counter = 100;
-                             }
-
-                             if (distro_counter <= 0)
-                               change(tux_x, tux_y, scroll_x, 'a');
-                             
-                             playsound(sounds[SND_DISTRO]);
-                             score = score + SCORE_DISTRO;
-                             distros++;
-                           }
-                         else if (shape(tux_x + 31, tux_y, scroll_x) == 'x' ||
-                             shape(tux_x + 31, tux_y, scroll_x) == 'y')
-                           {
-                             add_bouncy_distro(((tux_x + scroll_x + 1 + 31)
-                                                / 32) * 32,
-                                               (tux_y / 32) * 32);
-                             
-                             if (counting_distros == NO)
-                             {
-                               counting_distros = YES;
-                               distro_counter = 100;
-                             }
-
-                             if (distro_counter <= 0)
-                               change(tux_x + 31, tux_y, scroll_x, 'a');
-                             
-                             playsound(sounds[SND_DISTRO]);
-                             score = score + SCORE_DISTRO;
-                             distros++;
-                           }
-                       }
-                     
-                     
-                     /* Bump head: */
-                     
-                     tux_y = (tux_y / 32) * 32 + 30;
-                   }
-                 else
-                   {
-                     /* Land on feet: */
-                     
-                     tux_y = (tux_y / 32) * 32 - 32;
-                   }
-                 
-                 tux_ym = 0;
-                 jumping = NO;
-                 jump_counter = MAX_JUMP_COUNT;
-               }
-           }
-       }
-      
-      
-      /* Grab distros: */
-      
-      if (!tux_dying)
-       {
-         trygrabdistro(tux_x, tux_y, scroll_x, NO_BOUNCE);
-         trygrabdistro(tux_x + 31, tux_y, scroll_x, NO_BOUNCE);
-         
-         if (tux_size == BIG && !tux_duck)
-           {
-             trygrabdistro(tux_x, tux_y - 32, scroll_x, NO_BOUNCE);
-             trygrabdistro(tux_x + 31, tux_y - 32, scroll_x, NO_BOUNCE);
-           }
-       }
+          key = event.key.keysym.sym;
 
+          if (key == SDLK_RIGHT)
+            {
+              right = UP;
+            }
+          else if (key == SDLK_LEFT)
+            {
+              left = UP;
+            }
+          else if (key == SDLK_UP)
+            {
+              up = UP;
+            }
+          else if (key == SDLK_DOWN)
+            {
+              down = UP;
+            }
+          else if (key == SDLK_LCTRL)
+            {
+              fire = UP;
+            }
+          else if (key == SDLK_p)
+            {
+              if(!show_menu)
+                {
+                  if(game_pause)
+                    game_pause = 0;
+                  else
+                    game_pause = 1;
+                }
+            }
+          else if (key == SDLK_TAB && debug_mode == YES)
+            {
+              tux_size = !tux_size;
+            }
+          else if (key == SDLK_END && debug_mode == YES)
+            {
+              distros += 50;
+            }
+          else if (key == SDLK_SPACE && debug_mode == YES)
+            {
+              next_level = 1;
+            }
+        }
+#ifdef JOY_YES
+      else if (event.type == SDL_JOYAXISMOTION)
+        {
+          if (event.jaxis.axis == JOY_X)
+            {
+              if (event.jaxis.value < -256)
+                left = DOWN;
+              else
+                left = UP;
+
+              if (event.jaxis.value > 256)
+                right = DOWN;
+              else
+                right = UP;
+            }
+          else if (event.jaxis.axis == JOY_Y)
+            {
+              if (event.jaxis.value > 256)
+                down = DOWN;
+              else
+                down = UP;
 
-      /* Enough distros for a One-up? */
+              /* Handle joystick for the menu */
+              if(show_menu)
+                {
+                  if(down == DOWN)
+                    menuaction = MN_DOWN;
+                  else
+                    menuaction = MN_UP;
+                }
+            }
+        }
+      else if (event.type == SDL_JOYBUTTONDOWN)
+        {
+          if (event.jbutton.button == JOY_A)
+            up = DOWN;
+          else if (event.jbutton.button == JOY_B)
+            fire = DOWN;
+        }
+      else if (event.type == SDL_JOYBUTTONUP)
+        {
+          if (event.jbutton.button == JOY_A)
+            up = UP;
+          else if (event.jbutton.button == JOY_B)
+            fire = UP;
 
-      if (distros >= DISTROS_LIFEUP)
-      {
-       distros = distros - DISTROS_LIFEUP;
-       if(lives < MAX_LIVES)
-        lives++;
-        playsound(sounds[SND_LIFEUP]); /*We want to hear the sound even, if MAX_LIVES is reached*/
-      }
-     
+          if(show_menu)
+            menuaction = MN_HIT;
 
-      /* Keep in-bounds, vertically: */
-      
-      if (tux_y < 0)
-       tux_y = 0;
-      else if (tux_y > 480)
-       {
-         killtux(KILL);
-       }
-      
-      
-      /* Slow down horizontally: */
-      
-      if (!tux_dying)
-       {
-         if (right == UP && left == UP)
-           {
-             if (isice(tux_x, tux_y + 32, scroll_x) ||
-                 !issolid(tux_x, tux_y + 32, scroll_x))
-               {
-                 /* Slowly on ice or in air: */
-                 
-                 if (tux_xm > 0)
-                   tux_xm--;
-                 else if (tux_xm < 0)
-                   tux_xm++;
-               }
-             else
-               {
-                 /* Quickly, otherwise: */
-                 
-                 tux_xm = tux_xm / 2;
-               }
-           }
-         
-         
-         /* Drop vertically: */
-         
-         if (!issolid(tux_x, tux_y + 32, scroll_x))
-           {
-             tux_ym = tux_ym + GRAVITY;
-             
-             if (tux_ym > MAX_YM)
-               tux_ym = MAX_YM;
-           }
-       }
-      
-      
-      if (tux_safe > 0)
-       tux_safe--;
-      
-      
-      /* ---- DONE HANDLING TUX! --- */
-      
-      
-      /* Handle bouncy distros: */
-      
-      for (i = 0; i < NUM_BOUNCY_DISTROS; i++)
-       {
-         if (bouncy_distros[i].alive)
-           {
-             bouncy_distros[i].y = bouncy_distros[i].y + bouncy_distros[i].ym;
-             
-             bouncy_distros[i].ym++;
-             
-             if (bouncy_distros[i].ym >= 0)
-               bouncy_distros[i].alive = NO;
-           }
-       }
-      
-      
-      /* Handle broken bricks: */
-      
-      for (i = 0; i < NUM_BROKEN_BRICKS; i++)
-       {
-         if (broken_bricks[i].alive)
-           {
-             broken_bricks[i].x = broken_bricks[i].x + broken_bricks[i].xm;
-             broken_bricks[i].y = broken_bricks[i].y + broken_bricks[i].ym;
-             
-             broken_bricks[i].ym++;
-             
-             if (broken_bricks[i].ym >= 0)
-               broken_bricks[i].alive = NO;
-           }
-       }
+        }
+#endif
 
+    }
 
-      /* Handle distro counting: */
+}
 
-      if (counting_distros == YES)
-      {
-       distro_counter--;
+/* --- GAME ACTION! --- */
 
-       if (distro_counter <= 0)
-          counting_distros = -1;
-      }
+int game_action(void)
+{
+  int i,j;
 
-      
-      /* Handle bouncy bricks: */
-      
-      for (i = 0; i < NUM_BOUNCY_BRICKS; i++)
-       {
-         if (bouncy_bricks[i].alive)
-           {
-             bouncy_bricks[i].offset = (bouncy_bricks[i].offset +
-                                        bouncy_bricks[i].offset_m);
-             
-             /* Go back down? */
-             
-             if (bouncy_bricks[i].offset < -BOUNCY_BRICK_MAX_OFFSET)
-               bouncy_bricks[i].offset_m = BOUNCY_BRICK_SPEED;
-             
-             
-             /* Stop bouncing? */
-             
-             if (bouncy_bricks[i].offset == 0)
-               bouncy_bricks[i].alive = NO;
-           }
-       }
+  /* --- HANDLE TUX! --- */
 
-      
-      /* Handle floating scores: */
-      
-      for (i = 0; i < NUM_FLOATING_SCORES; i++)
-       {
-         if (floating_scores[i].alive)
-           {
-             floating_scores[i].y = floating_scores[i].y - 2;
-             floating_scores[i].timer--;
-             
-             if (floating_scores[i].timer <= 0)
-               floating_scores[i].alive = NO;
-           }
-       }
-      
-      
-      /* Handle bullets: */
-      
-      for (i = 0; i < NUM_BULLETS; i++)
-       {
-         if (bullets[i].alive)
-           {
-             bullets[i].x = bullets[i].x + bullets[i].xm;
-             bullets[i].y = bullets[i].y + bullets[i].ym;
-             
-             if (issolid(bullets[i].x, bullets[i].y, 0))
-               {
-                 if (issolid(bullets[i].x, bullets[i].y - bullets[i].ym, 0))
-                   bullets[i].alive = NO;
-                 else
-                   {
-                     if (bullets[i].ym >= 0)
-                       {
-                         bullets[i].y = (bullets[i].y / 32) * 32 - 8;
-                       }
-                     bullets[i].ym = -bullets[i].ym;
-                   }
-               }
-             
-             bullets[i].ym = bullets[i].ym + GRAVITY;
-             
-             if (bullets[i].x < scroll_x ||
-                 bullets[i].x > scroll_x + 640)
-               {
-                 bullets[i].alive = NO;
-               }
-           }
-         
-         
-         if (bullets[i].alive)
-           {
-             for (j = 0; j < NUM_BAD_GUYS; j++)
-               {
-                 if (bad_guys[j].alive && !bad_guys[j].dying)
-                   {
-                     if (bullets[i].x >= bad_guys[j].x - 4 &&
-                         bullets[i].x <= bad_guys[j].x + 32 + 4 &&
-                         bullets[i].y >= bad_guys[j].y - 4 &&
-                         bullets[i].y <= bad_guys[j].y + 32 + 4)
-                       {
-                         /* Kill the bad guy! */
-                               
-                         bullets[i].alive = 0;
-                         bad_guys[j].dying = FALLING;
-                         bad_guys[j].ym = -8;
-
-
-                         /* Gain some points: */
-
-                         if (bad_guys[j].kind == BAD_BSOD)
-                          {
-                            add_score(bad_guys[j].x - scroll_x, bad_guys[j].y,
-                                       50 * score_multiplier);
-                          }
-                          else if (bad_guys[j].kind == BAD_LAPTOP)
-                          {
-                            add_score(bad_guys[j].x - scroll_x, bad_guys[j].y,
-                                         25 * score_multiplier);
-                         }
-
-
-                         /* Play death sound: */
-                         playsound(sounds[SND_FALL]);
-                       }
-                   }
-               }
-           }
-       }
-      
-      
-      /* Handle background timer: */
-      
-      if (super_bkgd_time)
-       super_bkgd_time--;
-      
-      
-      /* Handle invincibility timer: */
-      
-      if (tux_invincible_time)
-       tux_invincible_time--;
-      
-      
-      /* Handle upgrades: */
-      
-      for (i = 0; i < NUM_UPGRADES; i++)
-       {
-         if (upgrades[i].alive)
-           {
-             if (upgrades[i].height < 32)
-               {
-                 /* Rise up! */
-                 
-                 upgrades[i].height++;
-               }
-             else
-               {
-                 /* Move around? */
-                 
-                 if (upgrades[i].kind == UPGRADE_MINTS ||
-                     upgrades[i].kind == UPGRADE_HERRING)
-                   {
-                     upgrades[i].x = upgrades[i].x + upgrades[i].xm;
-                     upgrades[i].y = upgrades[i].y + upgrades[i].ym;
-                     
-                     if (issolid(upgrades[i].x, upgrades[i].y + 31, 0) ||
-                         issolid(upgrades[i].x + 31, upgrades[i].y + 31, 0))
-                       {
-                         if (upgrades[i].ym > 0)
-                           {
-                             if (upgrades[i].kind == UPGRADE_MINTS)
-                               {
-                                 upgrades[i].ym = 0;
-                               }
-                             else if (upgrades[i].kind == UPGRADE_HERRING)
-                               {
-                                 upgrades[i].ym = -24;
-                               }
-                             
-                             upgrades[i].y = (upgrades[i].y / 32) * 32;
-                           }
-                       }
-                     else
-                       upgrades[i].ym = upgrades[i].ym + GRAVITY;
-                     
-                     if (issolid(upgrades[i].x, upgrades[i].y, 0))
-                       {
-                         upgrades[i].xm = -upgrades[i].xm;
-                       }
-                   }
-                 
-                 
-                 /* Off the screen?  Kill it! */
-                 
-                 if (upgrades[i].x < scroll_x)
-                   upgrades[i].alive = NO;
-                 
-                 
-                 /* Did the player grab it? */
-                 
-                 if (tux_x + scroll_x >= upgrades[i].x - 32 &&
-                     tux_x + scroll_x <= upgrades[i].x + 32 &&
-                     tux_y >= upgrades[i].y - 32 &&
-                     tux_y <= upgrades[i].y + 32)
-                   {
-                     /* Remove the upgrade: */
-                     
-                     upgrades[i].alive = NO;
-                     
-                     
-                     /* Affect the player: */
-                     
-                     if (upgrades[i].kind == UPGRADE_MINTS)
-                       {
-                          playsound(sounds[SND_EXCELLENT]);
-                         tux_size = BIG;
-                         super_bkgd_time = 8;
-                       }
-                     else if (upgrades[i].kind == UPGRADE_COFFEE)
-                       {
-                         playsound(sounds[SND_COFFEE]);
-                         tux_got_coffee = YES;
-                         super_bkgd_time = 4;
-                       }
-                     else if (upgrades[i].kind == UPGRADE_HERRING)
-                       {
-                         playsound(sounds[SND_HERRING]);
-                         tux_invincible_time = 200;
-                         super_bkgd_time = 4;
-                       }
-                   }
-               }
-           }
-       }
-      
-      
-      /* Handle bad guys: */
-      
-      for (i = 0; i < NUM_BAD_GUYS; i++)
-       {
-         if (bad_guys[i].alive)
-           {
-             if (bad_guys[i].seen)
-               {
-                 if (bad_guys[i].kind == BAD_BSOD)
-                   {
-                     /* --- BLUE SCREEN OF DEATH MONSTER: --- */
-                     
-                     /* Move left/right: */
-                     
-                     if (bad_guys[i].dying == NO ||
-                         bad_guys[i].dying == FALLING)
-                       {
-                         if (bad_guys[i].dir == RIGHT)
-                           bad_guys[i].x = bad_guys[i].x + 4;
-                         else if (bad_guys[i].dir == LEFT)
-                           bad_guys[i].x = bad_guys[i].x - 4;
-                       }
-                     
-                     
-                     /* Move vertically: */
-                     
-                     bad_guys[i].y = bad_guys[i].y + bad_guys[i].ym;
-                     
-                     
-                     /* Bump into things horizontally: */
-                     
-                     if (!bad_guys[i].dying)
-                       {
-                         if (issolid(bad_guys[i].x, bad_guys[i].y, 0))
-                           bad_guys[i].dir = !bad_guys[i].dir;
-                       }
-                     
-                     
-                     /* Bump into other bad guys: */
-                     
-                     for (j = 0; j < NUM_BAD_GUYS; j++)
-                       {
-                         if (j != i && bad_guys[j].alive &&
-                             !bad_guys[j].dying && !bad_guys[i].dying &&
-                             bad_guys[i].x >= bad_guys[j].x - 32 &&
-                             bad_guys[i].x <= bad_guys[j].x + 32 &&
-                             bad_guys[i].y >= bad_guys[j].y - 32 &&
-                             bad_guys[i].y <= bad_guys[j].y + 32)
-                           {
-                             bad_guys[i].dir = !bad_guys[i].dir;
-                           }
-                       }
-                     
-                     
-                     /* Fall if we get off the ground: */
-                     
-                     if (bad_guys[i].dying != FALLING)
-                       {
-                         if (!issolid(bad_guys[i].x, bad_guys[i].y + 32, 0) &&
-                             bad_guys[i].ym < MAX_YM)
-                           {
-                             bad_guys[i].ym = bad_guys[i].ym + GRAVITY;
-                           }
-                         else
-                           {
-                             /* Land: */
-                             
-                             if (bad_guys[i].ym > 0)
-                               {
-                                 bad_guys[i].y = (bad_guys[i].y / 32) * 32;
-                                 bad_guys[i].ym = 0;
-                               }
-                           }
-                       }
-                     else
-                       bad_guys[i].ym = bad_guys[i].ym + GRAVITY;
-                     
-                     if (bad_guys[i].y > 480)
-                       bad_guys[i].alive = NO;
-                   }
-                 else if (bad_guys[i].kind == BAD_LAPTOP)
-                   {
-                     /* --- LAPTOP MONSTER: --- */
-                     
-                     /* Move left/right: */
-                     
-                     if (bad_guys[i].mode != FLAT && bad_guys[i].mode != KICK)
-                       {
-                         if (bad_guys[i].dying == NO ||
-                             bad_guys[i].dying == FALLING)
-                           {
-                             if (bad_guys[i].dir == RIGHT)
-                               bad_guys[i].x = bad_guys[i].x + 4;
-                             else if (bad_guys[i].dir == LEFT)
-                               bad_guys[i].x = bad_guys[i].x - 4;
-                           }
-                       }
-                     else if (bad_guys[i].mode == KICK)
-                       {
-                         if (bad_guys[i].dir == RIGHT)
-                           bad_guys[i].x = bad_guys[i].x + 16;
-                         else if (bad_guys[i].dir == LEFT)
-                           bad_guys[i].x = bad_guys[i].x - 16;
-                       }
-                     
-                     
-                     /* Move vertically: */
-                     
-                     bad_guys[i].y = bad_guys[i].y + bad_guys[i].ym;
-                     
-                     
-                     /* Bump into things horizontally: */
-                     
-                     if (!bad_guys[i].dying)
-                       {
-                         if (issolid(bad_guys[i].x, bad_guys[i].y, 0))
-                           {
-                             bad_guys[i].dir = !bad_guys[i].dir;
-                            
-                             if (bad_guys[i].mode == KICK)
-                               playsound(sounds[SND_RICOCHET]);
-                           }
-                       }
-                     
-                     
-                     /* Bump into other bad guys: */
-                     
-                     for (j = 0; j < NUM_BAD_GUYS; j++)
-                       {
-                         if (j != i && bad_guys[j].alive &&
-                             !bad_guys[j].dying && !bad_guys[i].dying &&
-                             bad_guys[i].x >= bad_guys[j].x - 32 &&
-                             bad_guys[i].x <= bad_guys[j].x + 32 &&
-                             bad_guys[i].y >= bad_guys[j].y - 32 &&
-                             bad_guys[i].y <= bad_guys[j].y + 32)
-                           {
-                             if (bad_guys[i].mode != KICK)
-                               bad_guys[i].dir = !bad_guys[i].dir;
-                             else
-                               {
-                                 /* We're in kick mode, kill the other guy: */
-                                 
-                                 bad_guys[j].dying = FALLING;
-                                 bad_guys[j].ym = -8;
-                                 playsound(sounds[SND_FALL]);
-
-                                 add_score(bad_guys[i].x - scroll_x,
-                                           bad_guys[i].y, 100);
-                               }
-                           }
-                       }
-                     
-                     
-                     /* Fall if we get off the ground: */
-                     
-                     if (bad_guys[i].dying != FALLING)
-                       {
-                         if (!issolid(bad_guys[i].x, bad_guys[i].y + 32, 0) &&
-                             bad_guys[i].ym < MAX_YM)
-                           {
-                             bad_guys[i].ym = bad_guys[i].ym + GRAVITY;
-                           }
-                         else
-                           {
-                             /* Land: */
-                             
-                             if (bad_guys[i].ym > 0)
-                               {
-                                 bad_guys[i].y = (bad_guys[i].y / 32) * 32;
-                                 bad_guys[i].ym = 0;
-                               }
-                           }
-                       }
-                     else
-                       bad_guys[i].ym = bad_guys[i].ym + GRAVITY;
-                     
-                     if (bad_guys[i].y > 480)
-                       bad_guys[i].alive = NO;
-                   }
-                 else if (bad_guys[i].kind == BAD_MONEY)
-                   {
-                     /* --- MONEY BAGS: --- */
-                    
-                     
-                     /* Move vertically: */
-                     
-                     bad_guys[i].y = bad_guys[i].y + bad_guys[i].ym;
-
-
-                     /* Fall if we get off the ground: */
-                     
-                     if (bad_guys[i].dying != FALLING)
-                       {
-                         if (!issolid(bad_guys[i].x, bad_guys[i].y + 32, 0))
-                         {
-                           if (bad_guys[i].ym < MAX_YM)
-                             {
-                               bad_guys[i].ym = bad_guys[i].ym + GRAVITY;
-                             }
-                         }
-                         else
-                           {
-                             /* Land: */
-                             
-                             if (bad_guys[i].ym > 0)
-                               {
-                                 bad_guys[i].y = (bad_guys[i].y / 32) * 32;
-                                 bad_guys[i].ym = -MAX_YM;
-                               }
-                           }
-                       }
-                     else
-                       bad_guys[i].ym = bad_guys[i].ym + GRAVITY;
-                     
-                     if (bad_guys[i].y > 480)
-                       bad_guys[i].alive = NO;
-                   }
-                 else if (bad_guys[i].kind == -1)
-                   {
-                   }
-                 
-                 
-                 /* Kill it if the player jumped on it: */
-                 
-                 if (!bad_guys[i].dying && !tux_dying && !tux_safe &&
-                     tux_x + scroll_x >= bad_guys[i].x - 32 &&
-                     tux_x + scroll_x <= bad_guys[i].x + 32 &&
-                     tux_y >= bad_guys[i].y - 32 &&
-                     tux_y <= bad_guys[i].y - 8
-                     /* &&
-                        tux_ym >= 0 */)
-                   {
-                     if (bad_guys[i].kind == BAD_BSOD)
-                       {
-                         bad_guys[i].dying = SQUISHED;
-                         bad_guys[i].timer = 16;
-                         tux_ym = -KILL_BOUNCE_YM;
-                         
-                         add_score(bad_guys[i].x - scroll_x, bad_guys[i].y,
-                                   50 * score_multiplier);
-                         
-                         playsound(sounds[SND_SQUISH]);
-                       }
-                     else if (bad_guys[i].kind == BAD_LAPTOP)
-                       {
-                         if (bad_guys[i].mode != FLAT)
-                           {
-                             /* Flatten! */
-                             
-                             bad_guys[i].mode = FLAT;
-                             
-                             bad_guys[i].timer = 64;
-                             
-                             tux_y = tux_y - 32;
-                           }
-                         else
-                           {
-                             /* Kick! */
-                             
-                             bad_guys[i].mode = KICK;
-                             
-                             if (tux_x + scroll_x <= bad_guys[i].x)
-                               bad_guys[i].dir = RIGHT;
-                             else
-                               bad_guys[i].dir = LEFT;
-                             
-                             bad_guys[i].timer = 8;
-                           }
-                         
-                         tux_ym = -KILL_BOUNCE_YM;
-                         
-                         add_score(bad_guys[i].x - scroll_x,
-                                   bad_guys[i].y,
-                                   25 * score_multiplier);
-                        
-                         /* playsound(sounds[SND_SQUISH]); */
-                       }
-                     else if (bad_guys[i].kind == -1)
-                       {
-                       }
-                     
-                     score_multiplier++;
-                   }
-                 
-                 
-                 /* Hurt the player if he just touched it: */
-                 
-                 if (!bad_guys[i].dying && !tux_dying &&
-                     !tux_safe &&
-                     tux_x + scroll_x >= bad_guys[i].x - 32 &&
-                     tux_x + scroll_x <= bad_guys[i].x + 32 &&
-                     tux_y >= bad_guys[i].y - 32 &&
-                     tux_y <= bad_guys[i].y + 32)
-                   {
-                     if (bad_guys[i].mode == FLAT)
-                       {
-                         /* Kick: */
-                         
-                         bad_guys[i].mode = KICK;
-                         
-                         if (tux_x < bad_guys[i].x)
-                           {
-                             bad_guys[i].dir = RIGHT;
-                             bad_guys[i].x = bad_guys[i].x + 16;
-                           }
-                         else
-                           {
-                             bad_guys[i].dir = LEFT;
-                             bad_guys[i].x = bad_guys[i].x - 16;
-                           }
-                         
-                         bad_guys[i].timer = 8;
-                       }
-                     else if (bad_guys[i].mode == KICK)
-                       {
-                         if (tux_y < bad_guys[i].y - 16 &&
-                             bad_guys[i].timer == 0)
-                           {
-                             /* Step on (stop being kicked) */
-                             
-                             bad_guys[i].mode = FLAT;
-                             bad_guys[i].timer = 64;
-                           }
-                         else
-                           {
-                             /* Hurt if you get hit by kicked laptop: */
-                             
-                             if (bad_guys[i].timer == 0)
-                               {
-                                 if (tux_invincible_time == 0)
-                                   {
-                                     killtux(SHRINK);
-                                   }
-                                 else
-                                   {
-                                     bad_guys[i].dying = FALLING;
-                                     bad_guys[i].ym = -8;
-                                     playsound(sounds[SND_FALL]);
-                                   }
-                               }
-                           }
-                       }
-                     else
-                       {
-                         if (tux_invincible_time == 0)
-                           {
-                             killtux(SHRINK);
-                           }
-                         else
-                           {
-                             bad_guys[i].dying = FALLING;
-                             bad_guys[i].ym = -8;
-                             playsound(sounds[SND_FALL]);
-                           }
-                       }
-                   }
-                 
-                 
-                 /* Handle mode timer: */
-                 
-                 if (bad_guys[i].mode == FLAT)
-                   {
-                     bad_guys[i].timer--;
-                     
-                     if (bad_guys[i].timer <= 0)
-                       bad_guys[i].mode = NORMAL;
-                   }
-                 else if (bad_guys[i].mode == KICK)
-                   {
-                     if (bad_guys[i].timer > 0)
-                       bad_guys[i].timer--;
-                   }
-                 
-                 
-                 /* Handle dying timer: */
-                 
-                 if (bad_guys[i].dying == SQUISHED)
-                   {
-                     bad_guys[i].timer--;
-                     
-                     
-                     /* Remove it if time's up: */
-                     
-                     if (bad_guys[i].timer <= 0)
-                       bad_guys[i].alive = NO;
-                   }
-                 
-                 
-                 /* Remove if it's far off the screen: */
-                 
-                 if (bad_guys[i].x < scroll_x - OFFSCREEN_DISTANCE)
-                   bad_guys[i].alive = NO;
-               }
-             else /* !seen */
-               {
-                 /* Once it's on screen, it's activated! */
-                 
-                 if (bad_guys[i].x <= scroll_x + 640 + OFFSCREEN_DISTANCE)
-                   bad_guys[i].seen = YES;
-               }
-           }
-       }
-      
-      
-      /* Handle skidding: */
-      
-      if (tux_skidding > 0)
-       {
-         tux_skidding--;
-       }
-      
-      
-      /* Draw screen: */
-      
-      if (tux_dying && (frame % 4) == 0)
-       clearscreen(255, 255, 255);
-      else
-       {
-         if (super_bkgd_time == 0)
-           clearscreen(bkgd_red, bkgd_green, bkgd_blue);
-         else
-           drawimage(img_super_bkgd, 0, 0, NO_UPDATE);
-       }
-      
-      
-      /* Draw background: */
-      
-      for (y = 0; y < 15; y++)
-       {
-         for (x = 0; x < 21; x++)
-           {
-             drawshape(x * 32 - (scroll_x % 32), y * 32,
-                       tiles[y][x + (scroll_x / 32)]);
-           }
-       }
+  /* Handle key and joystick state: */
 
+  if (!(tux_dying || next_level))
+    {
+      if (right == DOWN && left == UP)
+        {
+          if (jumping == NO)
+            {
+              if (tux_xm < -SKID_XM && !tux_skidding &&
+                  tux_dir == LEFT)
+                {
+                  tux_skidding = SKID_TIME;
 
-      /* (Bouncy bricks): */
-      
-      for (i = 0; i < NUM_BOUNCY_BRICKS; i++)
-       {
-         if (bouncy_bricks[i].alive)
-           {
-             if (bouncy_bricks[i].x >= scroll_x - 32 &&
-                 bouncy_bricks[i].x <= scroll_x + 640)
-               {
-                 dest.x = bouncy_bricks[i].x - scroll_x;
-                 dest.y = bouncy_bricks[i].y;
-                 dest.w = 32;
-                 dest.h = 32;
-                 
-                 SDL_FillRect(screen, &dest, SDL_MapRGB(screen->format,
-                                                        bkgd_red,
-                                                        bkgd_green,
-                                                        bkgd_blue));
-                 
-                 drawshape(bouncy_bricks[i].x - scroll_x,
-                           bouncy_bricks[i].y + bouncy_bricks[i].offset,
-                           bouncy_bricks[i].shape);
-               }
-           }
-       }
-      
-      
-      /* (Bad guys): */
-      
-      for (i = 0; i < NUM_BAD_GUYS; i++)
-       {
-         if (bad_guys[i].alive &&
-             bad_guys[i].x > scroll_x - 32 &&
-             bad_guys[i].x < scroll_x + 640)
-           {
-             if (bad_guys[i].kind == BAD_BSOD)
-               {
-                 /* --- BLUE SCREEN OF DEATH MONSTER: --- */
-                 
-                 if (bad_guys[i].dying == NO)
-                   {
-                     /* Alive: */
-                     
-                     if (bad_guys[i].dir == LEFT)
-                       {
-                         drawimage(img_bsod_left[(frame / 5) % 4],
-                                   bad_guys[i].x - scroll_x,
-                                   bad_guys[i].y,
-                                   NO_UPDATE);
-                       }
-                     else
-                       {
-                         drawimage(img_bsod_right[(frame / 5) % 4],
-                                   bad_guys[i].x - scroll_x,
-                                   bad_guys[i].y,
-                                   NO_UPDATE);
-                       }
-                   }
-                 else if (bad_guys[i].dying == FALLING)
-                   {
-                     /* Falling: */
-                     
-                     if (bad_guys[i].dir == LEFT)
-                       {
-                         drawimage(img_bsod_falling_left,
-                                   bad_guys[i].x - scroll_x,
-                                   bad_guys[i].y,
-                                   NO_UPDATE);
-                       }
-                     else
-                       {
-                         drawimage(img_bsod_falling_right,
-                                   bad_guys[i].x - scroll_x,
-                                   bad_guys[i].y,
-                                   NO_UPDATE);
-                       }
-                   }
-                 else if (bad_guys[i].dying == SQUISHED)
-                   {
-                     /* Dying - Squished: */
-                     
-                     if (bad_guys[i].dir == LEFT)
-                       {
-                         drawimage(img_bsod_squished_left,
-                                   bad_guys[i].x - scroll_x,
-                                   bad_guys[i].y + 24,
-                                   NO_UPDATE);
-                       }
-                     else
-                       {
-                         drawimage(img_bsod_squished_right,
-                                   bad_guys[i].x - scroll_x,
-                                   bad_guys[i].y + 24,
-                                   NO_UPDATE);
-                       }
-                   }
-               }
-             else if (bad_guys[i].kind == BAD_LAPTOP)
-               {
-                 /* --- LAPTOP MONSTER: --- */
-                 
-                 if (bad_guys[i].dying == NO)
-                   {
-                     /* Alive: */
-                     
-                     if (bad_guys[i].mode == NORMAL)
-                       {
-                         /* Not flat: */
-                         
-                         if (bad_guys[i].dir == LEFT)
-                           {
-                             drawimage(img_laptop_left[(frame / 5) % 3],
-                                       bad_guys[i].x - scroll_x,
-                                       bad_guys[i].y,
-                                       NO_UPDATE);
-                           }
-                         else
-                           {
-                             drawimage(img_laptop_right[(frame / 5) % 3],
-                                       bad_guys[i].x - scroll_x,
-                                       bad_guys[i].y,
-                                       NO_UPDATE);
-                           }
-                       }
-                     else
-                       {
-                         /* Flat: */
-                         
-                         if (bad_guys[i].dir == LEFT)
-                           {
-                             drawimage(img_laptop_flat_left,
-                                       bad_guys[i].x - scroll_x,
-                                       bad_guys[i].y,
-                                       NO_UPDATE);
-                           }
-                         else
-                           {
-                             drawimage(img_laptop_flat_right,
-                                       bad_guys[i].x - scroll_x,
-                                       bad_guys[i].y,
-                                       NO_UPDATE);
-                           }
-                       }
-                   }
-                 else if (bad_guys[i].dying == FALLING)
-                   {
-                     /* Falling: */
-                     
-                     if (bad_guys[i].dir == LEFT)
-                       {
-                         drawimage(img_laptop_falling_left,
-                                   bad_guys[i].x - scroll_x,
-                                   bad_guys[i].y,
-                                   NO_UPDATE);
-                       }
-                     else
-                       {
-                         drawimage(img_laptop_falling_right,
-                                   bad_guys[i].x - scroll_x,
-                                   bad_guys[i].y,
-                                   NO_UPDATE);
-                       }
-                   }
-               }
-             else if (bad_guys[i].kind == BAD_MONEY)
-               {
-                 if (bad_guys[i].ym > -16)
-                 {
-                   if (bad_guys[i].dir == LEFT)
-                   {
-                     drawimage(img_money_left[0],
-                               bad_guys[i].x - scroll_x,
-                               bad_guys[i].y,
-                               NO_UPDATE);
-                   }
-                   else
-                   {
-                     drawimage(img_money_right[0],
-                               bad_guys[i].x - scroll_x,
-                               bad_guys[i].y,
-                               NO_UPDATE);
-                   }
-                 }
-                 else
-                 {
-                   if (bad_guys[i].dir == LEFT)
-                   {
-                     drawimage(img_money_left[1],
-                               bad_guys[i].x - scroll_x,
-                               bad_guys[i].y,
-                               NO_UPDATE);
-                   }
-                   else
-                   {
-                     drawimage(img_money_right[1],
-                               bad_guys[i].x - scroll_x,
-                               bad_guys[i].y,
-                               NO_UPDATE);
-                   }
-                 }
-               }
-             else if (bad_guys[i].kind == -1)
-               {
-               }
-           }
-       }
-      
-      
-      /* (Tux): */
-      
-      if (right == UP && left == UP)
-       {
-         tux_frame_main = 1;
-         tux_frame = 1;
-       }
-      else
-       {
-         if ((fire == DOWN && (frame % 2) == 0) ||
-             (frame % 4) == 0)
-           tux_frame_main = (tux_frame_main + 1) % 4;
-         
-         tux_frame = tux_frame_main;
-         
-         if (tux_frame == 3)
-           tux_frame = 1;
-       }
-      
-      
-      if (tux_got_coffee && (frame % 2) == 1)
-       {
-         /* Coffee glow: */
-         
-         drawimage(img_red_glow, tux_x - 8, tux_y - 32, NO_UPDATE);
-       }
-      
+                  play_sound(sounds[SND_SKID]);
 
-      if (tux_safe == 0 || (frame % 2) == 0)
-       {
-         if (tux_size == SMALL)
-           {
-             if (tux_invincible_time)
-               {
-                 /* Draw cape: */
-                 
-                 if (tux_dir == RIGHT)
-                   {
-                     drawimage(cape_right[frame % 2],
-                               tux_x, tux_y,
-                               NO_UPDATE);
-                   }
-                 else
-                   {
-                     drawimage(cape_left[frame % 2],
-                               tux_x, tux_y,
-                               NO_UPDATE);
-                   }
-               }
-             
-             
-             if (tux_dir == RIGHT)
-               {
-                 drawimage(tux_right[tux_frame], tux_x, tux_y, NO_UPDATE);
-               }
-             else
-               {
-                 drawimage(tux_left[tux_frame], tux_x, tux_y, NO_UPDATE);
-               }
-           }
-         else
-           {
-             if (tux_invincible_time)
-               {
-                 /* Draw cape: */
-                 
-                 if (tux_dir == RIGHT)
-                   {
-                     drawimage(bigcape_right[frame % 2],
-                               tux_x - 8 - 16, tux_y - 32,
-                               NO_UPDATE);
-                   }
-                 else
-                   {
-                     drawimage(bigcape_left[frame % 2],
-                               tux_x - 8, tux_y - 32,
-                               NO_UPDATE);
-                   }
-               }
-             
-             if (!tux_duck)
-               {
-                  if (!tux_skidding)
-                   {
-                     if (!jumping || tux_ym > 0)
-                       {
-                         if (tux_dir == RIGHT)
-                           {
-                             drawimage(bigtux_right[tux_frame],
-                                       tux_x - 8, tux_y - 32,
-                                       NO_UPDATE);
-                           }
-                         else
-                           {
-                             drawimage(bigtux_left[tux_frame],
-                                       tux_x - 8, tux_y - 32,
-                                       NO_UPDATE);
-                           }
-                       }
-                     else
-                       {
-                         if (tux_dir == RIGHT)
-                           {
-                             drawimage(bigtux_right_jump,
-                                       tux_x - 8, tux_y - 32,
-                                       NO_UPDATE);
-                           }
-                         else
-                           {
-                             drawimage(bigtux_left_jump,
-                                       tux_x - 8, tux_y - 32,
-                                       NO_UPDATE);
-                           }
-                       }
-                   }
-                 else
-                   {
-                     if (tux_dir == RIGHT)
-                       {
-                         drawimage(skidtux_right,
-                                   tux_x - 8, tux_y - 32,
-                                   NO_UPDATE);
-                       }
-                     else
-                       {
-                         drawimage(skidtux_left,
-                                   tux_x - 8, tux_y - 32,
-                                   NO_UPDATE);
-                       }
-                   }
-               }
-             else
-               {
-                 if (tux_dir == RIGHT)
-                   {
-                     drawimage(ducktux_right, tux_x - 8, tux_y - 16,
-                               NO_UPDATE);
-                   }
-                 else
-                   {
-                     drawimage(ducktux_left, tux_x - 8, tux_y - 16,
-                               NO_UPDATE);
-                   }
-               }
-           }
-       }
-      
-      
-      /* (Bullets): */
-      
-      for (i = 0; i < NUM_BULLETS; i++)
-       {
-         if (bullets[i].alive &&
-             bullets[i].x >= scroll_x - 4 &&
-             bullets[i].x <= scroll_x + 640)
-           {
-             drawimage(img_bullet, bullets[i].x - scroll_x, bullets[i].y,
-                       NO_UPDATE);
-           }
-       }
+                }
+              tux_dir = RIGHT;
+            }
 
+          if (tux_xm < 0 && !isice(tux_x, tux_y + 32, scroll_x) &&
+              !tux_skidding)
+            {
+              tux_xm = 0;
+            }
 
-      /* (Floating scores): */
-      
-      for (i = 0; i < NUM_FLOATING_SCORES; i++)
-       {
-         if (floating_scores[i].alive)
-           {
-             sprintf(str, "%d", floating_scores[i].value);
-             drawtext(str,
-                      floating_scores[i].x + 16 - strlen(str) * 8,
-                      floating_scores[i].y,
-                      letters_gold, NO_UPDATE);
-           }
-       }
-      
-      
-      /* (Upgrades): */
-      
-      for (i = 0; i < NUM_UPGRADES; i++)
-       {
-         if (upgrades[i].alive)
-           {
-             if (upgrades[i].height < 32)
-               {
-                 /* Rising up... */
-                 
-                 dest.x = upgrades[i].x - scroll_x;
-                 dest.y = upgrades[i].y + 32 - upgrades[i].height;
-                 dest.w = 32;
-                 dest.h = upgrades[i].height;
-                 
-                 src.x = 0;
-                 src.y = 0;
-                 src.w = 32;
-                 src.h = upgrades[i].height;
-                 
-                 if (upgrades[i].kind == UPGRADE_MINTS)
-                   SDL_BlitSurface(img_mints, &src, screen, &dest);
-                 else if (upgrades[i].kind == UPGRADE_COFFEE)
-                   SDL_BlitSurface(img_coffee, &src, screen, &dest);
-                 else if (upgrades[i].kind == UPGRADE_HERRING)
-                   SDL_BlitSurface(img_golden_herring, &src, screen, &dest);
-               }
-             else
-               {
-                 if (upgrades[i].kind == UPGRADE_MINTS)
-                   {
-                     drawimage(img_mints,
-                               upgrades[i].x - scroll_x, upgrades[i].y,
-                               NO_UPDATE);
-                   }
-                 else if (upgrades[i].kind == UPGRADE_COFFEE)
-                   {
-                     drawimage(img_coffee,
-                               upgrades[i].x - scroll_x, upgrades[i].y,
-                               NO_UPDATE);
-                   }
-                 else if (upgrades[i].kind == UPGRADE_HERRING)
-                   {
-                     drawimage(img_golden_herring,
-                               upgrades[i].x - scroll_x, upgrades[i].y,
-                               NO_UPDATE);
-                   }
-               }
-           }
-       }
-      
-      
-      /* (Bouncy distros): */
-      
-      for (i = 0; i < NUM_BOUNCY_DISTROS; i++)
-       {
-         if (bouncy_distros[i].alive)
-           {
-             drawimage(img_distro[0],
-                       bouncy_distros[i].x - scroll_x,
-                       bouncy_distros[i].y,
-                       NO_UPDATE);
-           }
-       }
+          if (!tux_duck)
+            {
+              if (tux_dir == RIGHT)
+                {
+                  /* Facing the direction we're jumping?  Go full-speed: */
+
+                  if (fire == UP)
+                    {
+                      tux_xm = tux_xm + WALK_SPEED;
+
+                      if (tux_xm > MAX_WALK_XM)
+                        tux_xm = MAX_WALK_XM;
+                    }
+                  else if (fire == DOWN)
+                    {
+                      tux_xm = tux_xm + RUN_SPEED;
+
+                      if (tux_xm > MAX_RUN_XM)
+                        tux_xm = MAX_RUN_XM;
+                    }
+                }
+              else
+                {
+                  /* Not facing the direction we're jumping?
+                  Go half-speed: */
 
-      
-      /* (Broken bricks): */
-      
-      for (i = 0; i < NUM_BROKEN_BRICKS; i++)
-       {
-         if (broken_bricks[i].alive)
-           {
-             src.x = rand() % 16;
-             src.y = rand() % 16;
-             src.w = 16;
-             src.h = 16;
-             
-             dest.x = broken_bricks[i].x - scroll_x;
-             dest.y = broken_bricks[i].y;
-             dest.w = 16;
-             dest.h = 16;
-             
-             SDL_BlitSurface(img_brick[0], &src, screen, &dest);
-           }
-       }
-      
-      
-      /* (Status): */
-      
-      sprintf(str, "%d", score);
-      drawtext("SCORE", 0, 0, letters_blue, NO_UPDATE);
-      drawtext(str, 96, 0, letters_gold, NO_UPDATE);
+                  tux_xm = tux_xm + WALK_SPEED / 2;
 
-      sprintf(str, "%d", highscore);
-      drawtext("HIGH", 0, 20, letters_blue, NO_UPDATE);
-      drawtext(str, 96, 20, letters_gold, NO_UPDATE);
-      
-      if (time_left >= 50 || (frame % 10) < 5)
-       {
-         sprintf(str, "%d", time_left);
-         drawtext("TIME", 224, 0, letters_blue, NO_UPDATE);
-         drawtext(str, 304, 0, letters_gold, NO_UPDATE);
-       }
+                  if (tux_xm > MAX_WALK_XM / 2)
+                    tux_xm = MAX_WALK_XM / 2;
+                }
+            }
+        }
+      else if (left == DOWN && right == UP)
+        {
+          if (jumping == NO)
+            {
+              if (tux_xm > SKID_XM && !tux_skidding &&
+                  tux_dir == RIGHT)
+                {
+                  tux_skidding = SKID_TIME;
+                  play_sound(sounds[SND_SKID]);
+                }
+              tux_dir = LEFT;
+            }
 
-      sprintf(str, "%d", distros);
-      drawtext("DISTROS", 480, 0, letters_blue, NO_UPDATE);
-      drawtext(str, 608, 0, letters_gold, NO_UPDATE);
-      
-      
-      /* (Update it all!) */
-      
-      updatescreen();
-      
+          if (tux_xm > 0 && !isice(tux_x, tux_y + 32, scroll_x) &&
+              !tux_skidding)
+            {
+              tux_xm = 0;
+            }
+
+          if (!tux_duck)
+            {
+              if (tux_dir == LEFT)
+                {
+                  /* Facing the direction we're jumping?  Go full-speed: */
+
+                  if (fire == UP)
+                    {
+                      tux_xm = tux_xm - WALK_SPEED;
+
+                      if (tux_xm < -MAX_WALK_XM)
+                        tux_xm = -MAX_WALK_XM;
+                    }
+                  else if (fire == DOWN)
+                    {
+                      tux_xm = tux_xm - RUN_SPEED;
+
+                      if (tux_xm < -MAX_RUN_XM)
+                        tux_xm = -MAX_RUN_XM;
+                    }
+                }
+              else
+                {
+                  /* Not facing the direction we're jumping?
+                  Go half-speed: */
+
+                  tux_xm = tux_xm - WALK_SPEED / 2;
+
+                  if (tux_xm < -MAX_WALK_XM / 2)
+                    tux_xm = -MAX_WALK_XM / 2;
+                }
+            }
+        }
+
+
+      /* End of level? */
+
+      if (tux_x >= endpos && endpos != 0)
+        {
+          next_level = 1;
+        }
+
+
+      /* Jump/jumping? */
+
+      if (up == DOWN)
+        {
+          if (jump_counter == 0)
+            {
+              /* Taking off? */
+
+              if (!issolid(tux_x, tux_y + 32, scroll_x) ||
+                  tux_ym != 0)
+                {
+                  /* If they're not on the ground, or are currently moving
+                  vertically, don't jump! */
+
+                  jump_counter = MAX_JUMP_COUNT;
+                }
+              else
+                {
+                  /* Make sure we're not standing back up into a solid! */
+
+                  if (tux_size == SMALL || tux_duck == NO ||
+                      !issolid(tux_x, tux_y, scroll_x))
+                    {
+                      jumping = YES;
+
+                      if (tux_size == SMALL)
+                        play_sound(sounds[SND_JUMP]);
+                      else
+                        play_sound(sounds[SND_BIGJUMP]);
+                    }
+                }
+            }
+
+
+          /* Keep jumping for a while: */
+
+          if (jump_counter < MAX_JUMP_COUNT)
+            {
+              tux_ym = tux_ym - JUMP_SPEED;
+              jump_counter++;
+            }
+        }
+      else
+        jump_counter = 0;
+
+
+      /* Shoot! */
+
+      if (fire == DOWN && old_fire == UP && tux_got_coffee)
+        {
+          add_bullet(tux_x + scroll_x, tux_y, tux_dir, tux_xm);
+        }
+
+
+      /* Duck! */
+
+      if (down == DOWN)
+        {
+          if (tux_size == BIG)
+            tux_duck = YES;
+        }
+      else
+        {
+          if (tux_size == BIG && tux_duck == YES)
+            {
+              /* Make sure we're not standing back up into a solid! */
+
+              if (!issolid(tux_x, tux_y - 32, scroll_x))
+                tux_duck = NO;
+            }
+          else
+            tux_duck = NO;
+        }
+    } /* (tux_dying || next_level) */
+  else
+    {
+      /* Tux either died, or reached the end of a level! */
+
+
+      if (playing_music())
+        halt_music();
+
+
+      if (next_level)
+        {
+          /* End of a level! */
+          level++;
+          next_level = 0;
+          drawresultscreen();
+        }
+      else
+        {
+
+          tux_ym = tux_ym + GRAVITY;
+
+
+
+          /* He died :^( */
+
+          lives--;
+
+          /* No more lives!? */
+
+          if (lives < 0)
+            {
+              drawendscreen();
+
+              if (score > highscore)
+                save_hs(score);
+
+              unloadlevelgfx();
+              unloadlevelsong();
+              unloadshared();
+              return(0);
+            } /* if (lives < 0) */
+        }
+
+      /* Either way, (re-)load the (next) level... */
+
+      loadlevel();
+      unloadlevelgfx();
+      loadlevelgfx();
+      unloadlevelsong();
+      loadlevelsong();
+    }
+
+  /* Move tux: */
+
+  tux_x = tux_x + tux_xm;
+  tux_y = tux_y + tux_ym;
+
+
+  /* Keep tux in bounds: */
+  if (tux_x < 0)
+    tux_x = 0;
+    else if (tux_x < 160 && scroll_x > 0 && debug_mode == YES)
+    {
+    scroll_x = scroll_x - ( 160 - tux_x);
+    tux_x = 160;
+    
+    if(scroll_x < 0)
+     scroll_x = 0;
+   
+    }
+    else if (tux_x > 320 && scroll_x < ((level_width * 32) - 640))
+    {
+      /* Scroll the screen in past center: */
+
+      scroll_x = scroll_x + (tux_x - 320);
+      tux_x = 320;
+
+      if (scroll_x > ((level_width * 32) - 640))
+        scroll_x = ((level_width * 32) - 640);
+    }
+  else if (tux_x > 608)
+    {
+      /* ... unless there's no more to scroll! */
+
+      tux_x = 608;
+    }
+
+
+  /* Land: */
+
+  if (!tux_dying)
+    {
+      if (issolid(tux_x, tux_y + 31, scroll_x) &&
+          !issolid(tux_x - tux_xm, tux_y + 31, scroll_x))
+        {
+          while (issolid(tux_x, tux_y + 31, scroll_x))
+            {
+              if (tux_xm < 0)
+                tux_x++;
+              else if (tux_xm > 0)
+                tux_x--;
+            }
+
+          tux_xm = 0;
+        }
+
+      if (issolid(tux_x, tux_y, scroll_x) &&
+          !issolid(tux_x - tux_xm, tux_y, scroll_x))
+        {
+          while (issolid(tux_x, tux_y, scroll_x))
+            {
+              if (tux_xm < 0)
+                tux_x++;
+              else if (tux_xm > 0)
+                tux_x--;
+            }
+
+          tux_xm = 0;
+        }
+
+      if (issolid(tux_x, tux_y + 31, scroll_x))
+        {
+          /* Set down properly: */
+
+          while (issolid(tux_x, tux_y + 31, scroll_x))
+            {
+              if (tux_ym < 0)
+                tux_y++;
+              else if (tux_ym > 0)
+                tux_y--;
+            }
+
+
+          /* Reset score multiplier (for mutli-hits): */
+
+          if (tux_ym > 0)
+            score_multiplier = 1;
+
+
+          /* Stop jumping! */
+
+          tux_ym = 0;
+          jumping = NO;
+        }
+
+
+      /* Bump into things: */
+
+      if (issolid(tux_x, tux_y, scroll_x) ||
+          (tux_size == BIG && !tux_duck &&
+           (issolid(tux_x, tux_y - 32, scroll_x))))
+        {
+          if (!issolid(tux_x - tux_xm, tux_y, scroll_x) &&
+              (tux_size == SMALL || tux_duck ||
+               !issolid(tux_x - tux_xm, tux_y - 32, scroll_x)))
+            {
+              tux_x = tux_x - tux_xm;
+              tux_xm = 0;
+            }
+          else if (!issolid(tux_x, tux_y - tux_ym, scroll_x) &&
+                   (tux_size == SMALL || tux_duck ||
+                    !issolid(tux_x, tux_y - 32 - tux_ym, scroll_x)))
+            {
+              if (tux_ym <= 0)
+                {
+                  /* Jumping up? */
+
+                  if (tux_size == BIG)
+                    {
+                      /* Break bricks and empty boxes: */
+
+                      if (!tux_duck)
+                        {
+                          if (isbrick(tux_x, tux_y - 32, scroll_x) ||
+                              isfullbox(tux_x, tux_y - 32, scroll_x))
+                            {
+                              trygrabdistro(tux_x, tux_y - 64, scroll_x,
+                                            BOUNCE);
+                              trybumpbadguy(tux_x, tux_y - 96, scroll_x);
+
+                              if (isfullbox(tux_x, tux_y - 32,
+                                            scroll_x))
+                                {
+                                  bumpbrick(tux_x, tux_y - 32,
+                                            scroll_x);
+                                }
+
+                              trybreakbrick(tux_x, tux_y - 32, scroll_x);
+                              tryemptybox(tux_x, tux_y - 32, scroll_x);
+                            }
+
+                          if (isbrick(tux_x + 31, tux_y - 32, scroll_x) ||
+                              isfullbox(tux_x + 31, tux_y - 32, scroll_x))
+                            {
+                              trygrabdistro(tux_x + 31,
+                                            tux_y - 64,
+                                            scroll_x,
+                                            BOUNCE);
+                              trybumpbadguy(tux_x + 31,
+                                            tux_y - 96,
+                                            scroll_x);
+
+                              if (isfullbox(tux_x + 31, tux_y - 32,
+                                            scroll_x))
+                                {
+                                  bumpbrick(tux_x + 31, tux_y - 32,
+                                            scroll_x);
+                                }
+
+                              trybreakbrick(tux_x + 31,
+                                            tux_y - 32,
+                                            scroll_x);
+                              tryemptybox(tux_x + 31,
+                                          tux_y - 32,
+                                          scroll_x);
+                            }
+                        }
+                      else /* ducking */
+                        {
+                          if (isbrick(tux_x, tux_y, scroll_x) ||
+                              isfullbox(tux_x, tux_y, scroll_x))
+                            {
+                              trygrabdistro(tux_x, tux_y - 32, scroll_x,
+                                            BOUNCE);
+                              trybumpbadguy(tux_x, tux_y - 64, scroll_x);
+                              if (isfullbox(tux_x, tux_y, scroll_x))
+                                bumpbrick(tux_x, tux_y, scroll_x);
+                              trybreakbrick(tux_x, tux_y, scroll_x);
+                              tryemptybox(tux_x, tux_y, scroll_x);
+                            }
+
+                          if (isbrick(tux_x + 31, tux_y, scroll_x) ||
+                              isfullbox(tux_x + 31, tux_y, scroll_x))
+                            {
+                              trygrabdistro(tux_x + 31,
+                                            tux_y - 32,
+                                            scroll_x,
+                                            BOUNCE);
+                              trybumpbadguy(tux_x + 31,
+                                            tux_y - 64,
+                                            scroll_x);
+                              if (isfullbox(tux_x + 31, tux_y, scroll_x))
+                                bumpbrick(tux_x + 31, tux_y, scroll_x);
+                              trybreakbrick(tux_x + 31, tux_y, scroll_x);
+                              tryemptybox(tux_x + 31, tux_y, scroll_x);
+                            }
+                        }
+                    }
+                  else
+                    {
+                      /* It's a brick and we're small, make the brick
+                         bounce, and grab any distros above it: */
+
+                      if (isbrick(tux_x, tux_y, scroll_x) ||
+                          isfullbox(tux_x, tux_y, scroll_x))
+                        {
+                          trygrabdistro(tux_x, tux_y - 32, scroll_x,
+                                        BOUNCE);
+                          trybumpbadguy(tux_x, tux_y - 64, scroll_x);
+                          bumpbrick(tux_x, tux_y, scroll_x);
+                          tryemptybox(tux_x, tux_y, scroll_x);
+                        }
+
+                      if (isbrick(tux_x + 31, tux_y, scroll_x) ||
+                          isfullbox(tux_x + 31, tux_y, scroll_x))
+                        {
+                          trygrabdistro(tux_x + 31, tux_y - 32, scroll_x,
+                                        BOUNCE);
+                          trybumpbadguy(tux_x + 31, tux_y - 64, scroll_x);
+                          bumpbrick(tux_x + 31, tux_y, scroll_x);
+                          tryemptybox(tux_x + 31, tux_y, scroll_x);
+                        }
+
+
+                      /* Get a distro from a brick? */
+
+                      if (shape(tux_x, tux_y, scroll_x) == 'x' ||
+                          shape(tux_x, tux_y, scroll_x) == 'y')
+                        {
+                          add_bouncy_distro(((tux_x + scroll_x + 1)
+                                             / 32) * 32,
+                                            (tux_y / 32) * 32);
+
+                          if (counting_distros == NO)
+                            {
+                              counting_distros = YES;
+                              distro_counter = 100;
+                            }
+
+                          if (distro_counter <= 0)
+                            change(tux_x, tux_y, scroll_x, 'a');
+
+                          play_sound(sounds[SND_DISTRO]);
+                          score = score + SCORE_DISTRO;
+                          distros++;
+                        }
+                      else if (shape(tux_x + 31, tux_y, scroll_x) == 'x' ||
+                               shape(tux_x + 31, tux_y, scroll_x) == 'y')
+                        {
+                          add_bouncy_distro(((tux_x + scroll_x + 1 + 31)
+                                             / 32) * 32,
+                                            (tux_y / 32) * 32);
+
+                          if (counting_distros == NO)
+                            {
+                              counting_distros = YES;
+                              distro_counter = 100;
+                            }
+
+                          if (distro_counter <= 0)
+                            change(tux_x + 31, tux_y, scroll_x, 'a');
+
+                          play_sound(sounds[SND_DISTRO]);
+                          score = score + SCORE_DISTRO;
+                          distros++;
+                        }
+                    }
+
+
+                  /* Bump head: */
+
+                  tux_y = (tux_y / 32) * 32 + 30;
+                }
+              else
+                {
+                  /* Land on feet: */
+
+                  tux_y = (tux_y / 32) * 32 - 32;
+                }
+
+              tux_ym = 0;
+              jumping = NO;
+              jump_counter = MAX_JUMP_COUNT;
+            }
+        }
+    }
+
+
+  /* Grab distros: */
+
+  if (!tux_dying)
+    {
+      trygrabdistro(tux_x, tux_y, scroll_x, NO_BOUNCE);
+      trygrabdistro(tux_x + 31, tux_y, scroll_x, NO_BOUNCE);
+
+      if (tux_size == BIG && !tux_duck)
+        {
+          trygrabdistro(tux_x, tux_y - 32, scroll_x, NO_BOUNCE);
+          trygrabdistro(tux_x + 31, tux_y - 32, scroll_x, NO_BOUNCE);
+        }
+    }
+
+
+  /* Enough distros for a One-up? */
+
+  if (distros >= DISTROS_LIFEUP)
+    {
+      distros = distros - DISTROS_LIFEUP;
+      if(lives < MAX_LIVES)
+        lives++;
+      play_sound(sounds[SND_LIFEUP]); /*We want to hear the sound even, if MAX_LIVES is reached*/
+    }
+
+
+  /* Keep in-bounds, vertically: */
+
+  if (tux_y < 0)
+    tux_y = 0;
+  else if (tux_y > 480)
+    {
+      killtux(KILL);
+    }
+
+
+  /* Slow down horizontally: */
+
+  if (!tux_dying)
+    {
+      if (right == UP && left == UP)
+        {
+          if (isice(tux_x, tux_y + 32, scroll_x) ||
+              !issolid(tux_x, tux_y + 32, scroll_x))
+            {
+              /* Slowly on ice or in air: */
+
+              if (tux_xm > 0)
+                tux_xm--;
+              else if (tux_xm < 0)
+                tux_xm++;
+            }
+          else
+            {
+              /* Quickly, otherwise: */
+
+              tux_xm = tux_xm / 2;
+            }
+        }
+
+
+      /* Drop vertically: */
+
+      if (!issolid(tux_x, tux_y + 32, scroll_x))
+        {
+          tux_ym = tux_ym + GRAVITY;
+
+          if (tux_ym > MAX_YM)
+            tux_ym = MAX_YM;
+        }
+    }
+
+
+  if (tux_safe > 0)
+    tux_safe--;
+
+
+  /* ---- DONE HANDLING TUX! --- */
+
+
+  /* Handle bouncy distros: */
+
+  for (i = 0; i < NUM_BOUNCY_DISTROS; i++)
+    {
+      if (bouncy_distros[i].alive)
+        {
+          bouncy_distros[i].y = bouncy_distros[i].y + bouncy_distros[i].ym;
+
+          bouncy_distros[i].ym++;
+
+          if (bouncy_distros[i].ym >= 0)
+            bouncy_distros[i].alive = NO;
+        }
+    }
+
+
+  /* Handle broken bricks: */
+
+  for (i = 0; i < NUM_BROKEN_BRICKS; i++)
+    {
+      if (broken_bricks[i].alive)
+        {
+          broken_bricks[i].x = broken_bricks[i].x + broken_bricks[i].xm;
+          broken_bricks[i].y = broken_bricks[i].y + broken_bricks[i].ym;
+
+          broken_bricks[i].ym++;
+
+          if (broken_bricks[i].ym >= 0)
+            broken_bricks[i].alive = NO;
+        }
+    }
+
+
+  /* Handle distro counting: */
+
+  if (counting_distros == YES)
+    {
+      distro_counter--;
+
+      if (distro_counter <= 0)
+        counting_distros = -1;
+    }
+
+
+  /* Handle bouncy bricks: */
+
+  for (i = 0; i < NUM_BOUNCY_BRICKS; i++)
+    {
+      if (bouncy_bricks[i].alive)
+        {
+          bouncy_bricks[i].offset = (bouncy_bricks[i].offset +
+                                     bouncy_bricks[i].offset_m);
+
+          /* Go back down? */
+
+          if (bouncy_bricks[i].offset < -BOUNCY_BRICK_MAX_OFFSET)
+            bouncy_bricks[i].offset_m = BOUNCY_BRICK_SPEED;
+
+
+          /* Stop bouncing? */
+
+          if (bouncy_bricks[i].offset == 0)
+            bouncy_bricks[i].alive = NO;
+        }
+    }
+
+
+  /* Handle floating scores: */
+
+  for (i = 0; i < NUM_FLOATING_SCORES; i++)
+    {
+      if (floating_scores[i].alive)
+        {
+          floating_scores[i].y = floating_scores[i].y - 2;
+          floating_scores[i].timer--;
+
+          if (floating_scores[i].timer <= 0)
+            floating_scores[i].alive = NO;
+        }
+    }
+
+
+  /* Handle bullets: */
+
+  for (i = 0; i < NUM_BULLETS; i++)
+    {
+      if (bullets[i].alive)
+        {
+          bullets[i].x = bullets[i].x + bullets[i].xm;
+          bullets[i].y = bullets[i].y + bullets[i].ym;
+
+          if (issolid(bullets[i].x, bullets[i].y, 0))
+            {
+              if (issolid(bullets[i].x, bullets[i].y - bullets[i].ym, 0))
+                bullets[i].alive = NO;
+              else
+                {
+                  if (bullets[i].ym >= 0)
+                    {
+                      bullets[i].y = (bullets[i].y / 32) * 32 - 8;
+                    }
+                  bullets[i].ym = -bullets[i].ym;
+                }
+            }
+
+          bullets[i].ym = bullets[i].ym + GRAVITY;
+
+          if (bullets[i].x < scroll_x ||
+              bullets[i].x > scroll_x + 640)
+            {
+              bullets[i].alive = NO;
+            }
+        }
+
+
+      if (bullets[i].alive)
+        {
+          for (j = 0; j < NUM_BAD_GUYS; j++)
+            {
+              if (bad_guys[j].alive && !bad_guys[j].dying)
+                {
+                  if (bullets[i].x >= bad_guys[j].x - 4 &&
+                      bullets[i].x <= bad_guys[j].x + 32 + 4 &&
+                      bullets[i].y >= bad_guys[j].y - 4 &&
+                      bullets[i].y <= bad_guys[j].y + 32 + 4)
+                    {
+                      /* Kill the bad guy! */
+
+                      bullets[i].alive = 0;
+                      bad_guys[j].dying = FALLING;
+                      bad_guys[j].ym = -8;
+
+
+                      /* Gain some points: */
+
+                      if (bad_guys[j].kind == BAD_BSOD)
+                        {
+                          add_score(bad_guys[j].x - scroll_x, bad_guys[j].y,
+                                    50 * score_multiplier);
+                        }
+                      else if (bad_guys[j].kind == BAD_LAPTOP)
+                        {
+                          add_score(bad_guys[j].x - scroll_x, bad_guys[j].y,
+                                    25 * score_multiplier);
+                        }
+
+
+                      /* Play death sound: */
+                      play_sound(sounds[SND_FALL]);
+                    }
+                }
+            }
+        }
+    }
+
+
+  /* Handle background timer: */
+
+  if (super_bkgd_time)
+    super_bkgd_time--;
+
+
+  /* Handle invincibility timer: */
+
+
+  if (tux_invincible_time > 50)
+    {
+      tux_invincible_time--;
+
+
+      if (!playing_music())
+        play_music( herring_song, 1 );
+    }
+  else
+    {
+      if (current_music == HERRING_MUSIC)
+        {
+          /* stop the herring_song, now play the level_song ! */
+          current_music = LEVEL_MUSIC;
+          halt_music();
+        }
+
+      if (!playing_music())
+      {
+        play_music( level_song, 1 );
+       sound_pos = 0;
+      }
       
-      /* Keep playing music: */
+      if (tux_invincible_time > 0)
+        tux_invincible_time--;
+
+      if (current_music == LEVEL_MUSIC && time_left < 250)
+      {
+       if ((frame % 10) == 0)
+       {
+         set_music_position(sound_pos);
+         sound_pos++;
+       }
+      }
+      else
+      {
+       sound_pos = 0;
+      }
+    }
+
+
+  /* Handle upgrades: */
+
+  for (i = 0; i < NUM_UPGRADES; i++)
+    {
+      if (upgrades[i].alive)
+        {
+          if (upgrades[i].height < 32)
+            {
+              /* Rise up! */
+
+              upgrades[i].height++;
+            }
+          else
+            {
+              /* Move around? */
+
+              if (upgrades[i].kind == UPGRADE_MINTS ||
+                  upgrades[i].kind == UPGRADE_HERRING)
+                {
+                  upgrades[i].x = upgrades[i].x + upgrades[i].xm;
+                  upgrades[i].y = upgrades[i].y + upgrades[i].ym;
+
+                  if (issolid(upgrades[i].x, upgrades[i].y + 31, 0) ||
+                      issolid(upgrades[i].x + 31, upgrades[i].y + 31, 0))
+                    {
+                      if (upgrades[i].ym > 0)
+                        {
+                          if (upgrades[i].kind == UPGRADE_MINTS)
+                            {
+                              upgrades[i].ym = 0;
+                            }
+                          else if (upgrades[i].kind == UPGRADE_HERRING)
+                            {
+                              upgrades[i].ym = -24;
+                            }
+
+                          upgrades[i].y = (upgrades[i].y / 32) * 32;
+                        }
+                    }
+                  else
+                    upgrades[i].ym = upgrades[i].ym + GRAVITY;
+
+                  if (issolid(upgrades[i].x, upgrades[i].y, 0))
+                    {
+                      upgrades[i].xm = -upgrades[i].xm;
+                    }
+                }
+
+
+              /* Off the screen?  Kill it! */
+
+              if (upgrades[i].x < scroll_x)
+                upgrades[i].alive = NO;
+
+
+              /* Did the player grab it? */
+
+              if (tux_x + scroll_x >= upgrades[i].x - 32 &&
+                  tux_x + scroll_x <= upgrades[i].x + 32 &&
+                  tux_y >= upgrades[i].y - 32 &&
+                  tux_y <= upgrades[i].y + 32)
+                {
+                  /* Remove the upgrade: */
+
+                  upgrades[i].alive = NO;
+
+
+                  /* Affect the player: */
+
+                  if (upgrades[i].kind == UPGRADE_MINTS)
+                    {
+                      play_sound(sounds[SND_EXCELLENT]);
+                      tux_size = BIG;
+                      super_bkgd_time = 8;
+                    }
+                  else if (upgrades[i].kind == UPGRADE_COFFEE)
+                    {
+                      play_sound(sounds[SND_COFFEE]);
+                      tux_got_coffee = YES;
+                      super_bkgd_time = 4;
+                    }
+                  else if (upgrades[i].kind == UPGRADE_HERRING)
+                    {
+                      play_sound(sounds[SND_HERRING]);
+                      tux_invincible_time = TUX_INVINCIBLE_TIME;
+                      super_bkgd_time = 4;
+                      /* play the herring song ^^ */
+                      current_music = HERRING_MUSIC;
+                      if (playing_music())
+                        halt_music();
+                      play_music( herring_song, 1 );
+                    }
+                }
+            }
+        }
+    }
+
+
+  /* Handle bad guys: */
+
+  for (i = 0; i < NUM_BAD_GUYS; i++)
+    {
+      if (bad_guys[i].alive)
+        {
+          if (bad_guys[i].seen)
+            {
+              if (bad_guys[i].kind == BAD_BSOD)
+                {
+                  /* --- BLUE SCREEN OF DEATH MONSTER: --- */
+
+                  /* Move left/right: */
+
+                  if (bad_guys[i].dying == NO ||
+                      bad_guys[i].dying == FALLING)
+                    {
+                      if (bad_guys[i].dir == RIGHT)
+                        bad_guys[i].x = bad_guys[i].x + 4;
+                      else if (bad_guys[i].dir == LEFT)
+                        bad_guys[i].x = bad_guys[i].x - 4;
+                    }
+
+
+                  /* Move vertically: */
+
+                  bad_guys[i].y = bad_guys[i].y + bad_guys[i].ym;
+
+
+                  /* Bump into things horizontally: */
+
+                  if (!bad_guys[i].dying)
+                    {
+                      if (issolid(bad_guys[i].x, bad_guys[i].y, 0))
+                        bad_guys[i].dir = !bad_guys[i].dir;
+                    }
+
+
+                  /* Bump into other bad guys: */
+
+                  for (j = 0; j < NUM_BAD_GUYS; j++)
+                    {
+                      if (j != i && bad_guys[j].alive &&
+                          !bad_guys[j].dying && !bad_guys[i].dying &&
+                          bad_guys[i].x >= bad_guys[j].x - 32 &&
+                          bad_guys[i].x <= bad_guys[j].x + 32 &&
+                          bad_guys[i].y >= bad_guys[j].y - 32 &&
+                          bad_guys[i].y <= bad_guys[j].y + 32)
+                        {
+                          bad_guys[i].dir = !bad_guys[i].dir;
+                        }
+                    }
+
+
+                  /* Fall if we get off the ground: */
+
+                  if (bad_guys[i].dying != FALLING)
+                    {
+                      if (!issolid(bad_guys[i].x, bad_guys[i].y + 32, 0) &&
+                          bad_guys[i].ym < MAX_YM)
+                        {
+                          bad_guys[i].ym = bad_guys[i].ym + GRAVITY;
+                        }
+                      else
+                        {
+                          /* Land: */
+
+                          if (bad_guys[i].ym > 0)
+                            {
+                              bad_guys[i].y = (bad_guys[i].y / 32) * 32;
+                              bad_guys[i].ym = 0;
+                            }
+                        }
+                    }
+                  else
+                    bad_guys[i].ym = bad_guys[i].ym + GRAVITY;
+
+                  if (bad_guys[i].y > 480)
+                    bad_guys[i].alive = NO;
+                }
+              else if (bad_guys[i].kind == BAD_LAPTOP)
+                {
+                  /* --- LAPTOP MONSTER: --- */
+
+                  /* Move left/right: */
+
+                  if (bad_guys[i].mode != FLAT && bad_guys[i].mode != KICK)
+                    {
+                      if (bad_guys[i].dying == NO ||
+                          bad_guys[i].dying == FALLING)
+                        {
+                          if (bad_guys[i].dir == RIGHT)
+                            bad_guys[i].x = bad_guys[i].x + 4;
+                          else if (bad_guys[i].dir == LEFT)
+                            bad_guys[i].x = bad_guys[i].x - 4;
+                        }
+                    }
+                  else if (bad_guys[i].mode == KICK)
+                    {
+                      if (bad_guys[i].dir == RIGHT)
+                        bad_guys[i].x = bad_guys[i].x + 16;
+                      else if (bad_guys[i].dir == LEFT)
+                        bad_guys[i].x = bad_guys[i].x - 16;
+                    }
+
+
+                  /* Move vertically: */
+
+                  bad_guys[i].y = bad_guys[i].y + bad_guys[i].ym;
+
+
+                  /* Bump into things horizontally: */
+
+                  if (!bad_guys[i].dying)
+                    {
+                      if (issolid(bad_guys[i].x, bad_guys[i].y, 0))
+                        {
+                          bad_guys[i].dir = !bad_guys[i].dir;
+
+                          if (bad_guys[i].mode == KICK)
+                            play_sound(sounds[SND_RICOCHET]);
+                        }
+                    }
+
+
+                  /* Bump into other bad guys: */
+
+                  for (j = 0; j < NUM_BAD_GUYS; j++)
+                    {
+                      if (j != i && bad_guys[j].alive &&
+                          !bad_guys[j].dying && !bad_guys[i].dying &&
+                          bad_guys[i].x >= bad_guys[j].x - 32 &&
+                          bad_guys[i].x <= bad_guys[j].x + 32 &&
+                          bad_guys[i].y >= bad_guys[j].y - 32 &&
+                          bad_guys[i].y <= bad_guys[j].y + 32)
+                        {
+                          if (bad_guys[i].mode != KICK)
+                            bad_guys[i].dir = !bad_guys[i].dir;
+                          else
+                            {
+                              /* We're in kick mode, kill the other guy: */
+
+                              bad_guys[j].dying = FALLING;
+                              bad_guys[j].ym = -8;
+                              play_sound(sounds[SND_FALL]);
+
+                              add_score(bad_guys[i].x - scroll_x,
+                                        bad_guys[i].y, 100);
+                            }
+                        }
+                    }
+
+
+                  /* Fall if we get off the ground: */
+
+                  if (bad_guys[i].dying != FALLING)
+                    {
+                      if (!issolid(bad_guys[i].x, bad_guys[i].y + 32, 0) &&
+                          bad_guys[i].ym < MAX_YM)
+                        {
+                          bad_guys[i].ym = bad_guys[i].ym + GRAVITY;
+                        }
+                      else
+                        {
+                          /* Land: */
+
+                          if (bad_guys[i].ym > 0)
+                            {
+                              bad_guys[i].y = (bad_guys[i].y / 32) * 32;
+                              bad_guys[i].ym = 0;
+                            }
+                        }
+                    }
+                  else
+                    bad_guys[i].ym = bad_guys[i].ym + GRAVITY;
+
+                  if (bad_guys[i].y > 480)
+                    bad_guys[i].alive = NO;
+                }
+              else if (bad_guys[i].kind == BAD_MONEY)
+                {
+                  /* --- MONEY BAGS: --- */
+
+
+                  /* Move vertically: */
+
+                  bad_guys[i].y = bad_guys[i].y + bad_guys[i].ym;
+
+
+                  /* Fall if we get off the ground: */
+
+                  if (bad_guys[i].dying != FALLING)
+                    {
+                      if (!issolid(bad_guys[i].x, bad_guys[i].y + 32, 0))
+                        {
+                          if (bad_guys[i].ym < MAX_YM)
+                            {
+                              bad_guys[i].ym = bad_guys[i].ym + GRAVITY;
+                            }
+                        }
+                      else
+                        {
+                          /* Land: */
+
+                          if (bad_guys[i].ym > 0)
+                            {
+                              bad_guys[i].y = (bad_guys[i].y / 32) * 32;
+                              bad_guys[i].ym = -MAX_YM;
+                            }
+                        }
+                    }
+                  else
+                    bad_guys[i].ym = bad_guys[i].ym + GRAVITY;
+
+                  if (bad_guys[i].y > 480)
+                    bad_guys[i].alive = NO;
+                }
+              else if (bad_guys[i].kind == -1)
+              {}
+
+
+              /* Kill it if the player jumped on it: */
+
+              if (!bad_guys[i].dying && !tux_dying && !tux_safe &&
+                  tux_x + scroll_x >= bad_guys[i].x - 32 &&
+                  tux_x + scroll_x <= bad_guys[i].x + 32 &&
+                  tux_y >= bad_guys[i].y - 32 &&
+                  tux_y <= bad_guys[i].y - 8
+                  /* &&
+                  tux_ym >= 0 */)
+                {
+                  if (bad_guys[i].kind == BAD_BSOD)
+                    {
+                      bad_guys[i].dying = SQUISHED;
+                      bad_guys[i].timer = 16;
+                      tux_ym = -KILL_BOUNCE_YM;
+
+                      add_score(bad_guys[i].x - scroll_x, bad_guys[i].y,
+                                50 * score_multiplier);
+
+                      play_sound(sounds[SND_SQUISH]);
+                    }
+                  else if (bad_guys[i].kind == BAD_LAPTOP)
+                    {
+                      if (bad_guys[i].mode != FLAT)
+                        {
+                          /* Flatten! */
+
+                          bad_guys[i].mode = FLAT;
+
+                          bad_guys[i].timer = 64;
+
+                          tux_y = tux_y - 32;
+                        }
+                      else
+                        {
+                          /* Kick! */
+
+                          bad_guys[i].mode = KICK;
+
+                          if (tux_x + scroll_x <= bad_guys[i].x)
+                            bad_guys[i].dir = RIGHT;
+                          else
+                            bad_guys[i].dir = LEFT;
+
+                          bad_guys[i].timer = 8;
+                        }
+
+                      tux_ym = -KILL_BOUNCE_YM;
+
+                      add_score(bad_guys[i].x - scroll_x,
+                                bad_guys[i].y,
+                                25 * score_multiplier);
+
+                      /* play_sound(sounds[SND_SQUISH]); */
+                    }
+                  else if (bad_guys[i].kind == -1)
+                  {}
+
+                  score_multiplier++;
+                }
+
+
+              /* Hurt the player if he just touched it: */
+
+              if (!bad_guys[i].dying && !tux_dying &&
+                  !tux_safe &&
+                  tux_x + scroll_x >= bad_guys[i].x - 32 &&
+                  tux_x + scroll_x <= bad_guys[i].x + 32 &&
+                  tux_y >= bad_guys[i].y - 32 &&
+                  tux_y <= bad_guys[i].y + 32)
+                {
+                  if (bad_guys[i].mode == FLAT)
+                    {
+                      /* Kick: */
+
+                      bad_guys[i].mode = KICK;
+
+                      if (tux_x + scroll_x <= bad_guys[i].x)
+                        {
+                          bad_guys[i].dir = RIGHT;
+                          bad_guys[i].x = bad_guys[i].x + 16;
+                        }
+                      else
+                        {
+                          bad_guys[i].dir = LEFT;
+                          bad_guys[i].x = bad_guys[i].x - 16;
+                        }
+
+                      bad_guys[i].timer = 8;
+                    }
+                  else if (bad_guys[i].mode == KICK)
+                    {
+                      if (tux_y < bad_guys[i].y - 16 &&
+                          bad_guys[i].timer == 0)
+                        {
+                          /* Step on (stop being kicked) */
+
+                          bad_guys[i].mode = FLAT;
+                          bad_guys[i].timer = 64;
+                        }
+                      else
+                        {
+                          /* Hurt if you get hit by kicked laptop: */
+
+                          if (bad_guys[i].timer == 0)
+                            {
+                              if (tux_invincible_time == 0)
+                                {
+                                  killtux(SHRINK);
+                                }
+                              else
+                                {
+                                  bad_guys[i].dying = FALLING;
+                                  bad_guys[i].ym = -8;
+                                  play_sound(sounds[SND_FALL]);
+                                }
+                            }
+                        }
+                    }
+                  else
+                    {
+                      if (tux_invincible_time == 0)
+                        {
+                          killtux(SHRINK);
+                        }
+                      else
+                        {
+                          bad_guys[i].dying = FALLING;
+                          bad_guys[i].ym = -8;
+                          play_sound(sounds[SND_FALL]);
+                        }
+                    }
+                }
+
+
+              /* Handle mode timer: */
+
+              if (bad_guys[i].mode == FLAT)
+                {
+                  bad_guys[i].timer--;
+
+                  if (bad_guys[i].timer <= 0)
+                    bad_guys[i].mode = NORMAL;
+                }
+              else if (bad_guys[i].mode == KICK)
+                {
+                  if (bad_guys[i].timer > 0)
+                    bad_guys[i].timer--;
+                }
+
+
+              /* Handle dying timer: */
+
+              if (bad_guys[i].dying == SQUISHED)
+                {
+                  bad_guys[i].timer--;
+
+
+                  /* Remove it if time's up: */
+
+                  if (bad_guys[i].timer <= 0)
+                    bad_guys[i].alive = NO;
+                }
+
+
+              /* Remove if it's far off the screen: */
+
+              if (bad_guys[i].x < scroll_x - OFFSCREEN_DISTANCE)
+                bad_guys[i].alive = NO;
+            }
+          else /* !seen */
+            {
+              /* Once it's on screen, it's activated! */
+
+              if (bad_guys[i].x <= scroll_x + 640 + OFFSCREEN_DISTANCE)
+                bad_guys[i].seen = YES;
+            }
+        }
+    }
+
+
+  /* Handle skidding: */
+
+  if (tux_skidding > 0)
+    {
+      tux_skidding--;
+    }
+
+  return -1;
+}
+
+/* --- GAME DRAW! --- */
+
+void game_draw()
+{
+  int  x, y, i;
+
+  /* Draw screen: */
+
+  if (tux_dying && (frame % 4) == 0)
+    clearscreen(255, 255, 255);
+  else
+    {
+      if (super_bkgd_time == 0)
+        clearscreen(bkgd_red, bkgd_green, bkgd_blue);
+      else
+        drawimage(img_super_bkgd, 0, 0, NO_UPDATE);
+    }
+
+
+  /* Draw background: */
+
+  for (y = 0; y < 15; y++)
+    {
+      for (x = 0; x < 21; x++)
+        {
+          drawshape(x * 32 - (scroll_x % 32), y * 32,
+                    tiles[y][x + (scroll_x / 32)]);
+        }
+    }
+
+
+  /* (Bouncy bricks): */
+
+  for (i = 0; i < NUM_BOUNCY_BRICKS; i++)
+    {
+      if (bouncy_bricks[i].alive)
+        {
+          if (bouncy_bricks[i].x >= scroll_x - 32 &&
+              bouncy_bricks[i].x <= scroll_x + 640)
+            {
+              dest.x = bouncy_bricks[i].x - scroll_x;
+              dest.y = bouncy_bricks[i].y;
+              dest.w = 32;
+              dest.h = 32;
+
+              SDL_FillRect(screen, &dest, SDL_MapRGB(screen->format,
+                                                     bkgd_red,
+                                                     bkgd_green,
+                                                     bkgd_blue));
+
+              drawshape(bouncy_bricks[i].x - scroll_x,
+                        bouncy_bricks[i].y + bouncy_bricks[i].offset,
+                        bouncy_bricks[i].shape);
+            }
+        }
+    }
+
+
+  /* (Bad guys): */
+
+  for (i = 0; i < NUM_BAD_GUYS; i++)
+    {
+      if (bad_guys[i].alive &&
+          bad_guys[i].x > scroll_x - 32 &&
+          bad_guys[i].x < scroll_x + 640)
+        {
+          if (bad_guys[i].kind == BAD_BSOD)
+            {
+              /* --- BLUE SCREEN OF DEATH MONSTER: --- */
+
+              if (bad_guys[i].dying == NO)
+                {
+                  /* Alive: */
+
+                  if (bad_guys[i].dir == LEFT)
+                    {
+                      drawimage(img_bsod_left[(frame / 5) % 4],
+                                bad_guys[i].x - scroll_x,
+                                bad_guys[i].y,
+                                NO_UPDATE);
+                    }
+                  else
+                    {
+                      drawimage(img_bsod_right[(frame / 5) % 4],
+                                bad_guys[i].x - scroll_x,
+                                bad_guys[i].y,
+                                NO_UPDATE);
+                    }
+                }
+              else if (bad_guys[i].dying == FALLING)
+                {
+                  /* Falling: */
+
+                  if (bad_guys[i].dir == LEFT)
+                    {
+                      drawimage(img_bsod_falling_left,
+                                bad_guys[i].x - scroll_x,
+                                bad_guys[i].y,
+                                NO_UPDATE);
+                    }
+                  else
+                    {
+                      drawimage(img_bsod_falling_right,
+                                bad_guys[i].x - scroll_x,
+                                bad_guys[i].y,
+                                NO_UPDATE);
+                    }
+                }
+              else if (bad_guys[i].dying == SQUISHED)
+                {
+                  /* Dying - Squished: */
+
+                  if (bad_guys[i].dir == LEFT)
+                    {
+                      drawimage(img_bsod_squished_left,
+                                bad_guys[i].x - scroll_x,
+                                bad_guys[i].y + 24,
+                                NO_UPDATE);
+                    }
+                  else
+                    {
+                      drawimage(img_bsod_squished_right,
+                                bad_guys[i].x - scroll_x,
+                                bad_guys[i].y + 24,
+                                NO_UPDATE);
+                    }
+                }
+            }
+          else if (bad_guys[i].kind == BAD_LAPTOP)
+            {
+              /* --- LAPTOP MONSTER: --- */
+
+              if (bad_guys[i].dying == NO)
+                {
+                  /* Alive: */
+
+                  if (bad_guys[i].mode == NORMAL)
+                    {
+                      /* Not flat: */
+
+                      if (bad_guys[i].dir == LEFT)
+                        {
+                          drawimage(img_laptop_left[(frame / 5) % 3],
+                                    bad_guys[i].x - scroll_x,
+                                    bad_guys[i].y,
+                                    NO_UPDATE);
+                        }
+                      else
+                        {
+                          drawimage(img_laptop_right[(frame / 5) % 3],
+                                    bad_guys[i].x - scroll_x,
+                                    bad_guys[i].y,
+                                    NO_UPDATE);
+                        }
+                    }
+                  else
+                    {
+                      /* Flat: */
+
+                      if (bad_guys[i].dir == LEFT)
+                        {
+                          drawimage(img_laptop_flat_left,
+                                    bad_guys[i].x - scroll_x,
+                                    bad_guys[i].y,
+                                    NO_UPDATE);
+                        }
+                      else
+                        {
+                          drawimage(img_laptop_flat_right,
+                                    bad_guys[i].x - scroll_x,
+                                    bad_guys[i].y,
+                                    NO_UPDATE);
+                        }
+                    }
+                }
+              else if (bad_guys[i].dying == FALLING)
+                {
+                  /* Falling: */
+
+                  if (bad_guys[i].dir == LEFT)
+                    {
+                      drawimage(img_laptop_falling_left,
+                                bad_guys[i].x - scroll_x,
+                                bad_guys[i].y,
+                                NO_UPDATE);
+                    }
+                  else
+                    {
+                      drawimage(img_laptop_falling_right,
+                                bad_guys[i].x - scroll_x,
+                                bad_guys[i].y,
+                                NO_UPDATE);
+                    }
+                }
+            }
+          else if (bad_guys[i].kind == BAD_MONEY)
+            {
+              if (bad_guys[i].ym > -16)
+                {
+                  if (bad_guys[i].dir == LEFT)
+                    {
+                      drawimage(img_money_left[0],
+                                bad_guys[i].x - scroll_x,
+                                bad_guys[i].y,
+                                NO_UPDATE);
+                    }
+                  else
+                    {
+                      drawimage(img_money_right[0],
+                                bad_guys[i].x - scroll_x,
+                                bad_guys[i].y,
+                                NO_UPDATE);
+                    }
+                }
+              else
+                {
+                  if (bad_guys[i].dir == LEFT)
+                    {
+                      drawimage(img_money_left[1],
+                                bad_guys[i].x - scroll_x,
+                                bad_guys[i].y,
+                                NO_UPDATE);
+                    }
+                  else
+                    {
+                      drawimage(img_money_right[1],
+                                bad_guys[i].x - scroll_x,
+                                bad_guys[i].y,
+                                NO_UPDATE);
+                    }
+                }
+            }
+          else if (bad_guys[i].kind == -1)
+          {}
+        }
+    }
+
+
+  /* (Tux): */
+
+  if (right == UP && left == UP)
+    {
+      tux_frame_main = 1;
+      tux_frame = 1;
+    }
+  else
+    {
+      if ((fire == DOWN && (frame % 2) == 0) ||
+          (frame % 4) == 0)
+        tux_frame_main = (tux_frame_main + 1) % 4;
+
+      tux_frame = tux_frame_main;
+
+      if (tux_frame == 3)
+        tux_frame = 1;
+    }
+
+
+  if (tux_got_coffee && (frame % 2) == 1)
+    {
+      /* Coffee glow: */
+
+      drawimage(img_red_glow, tux_x - 8, tux_y - 32, NO_UPDATE);
+    }
+
+
+  if (tux_safe == 0 || (frame % 2) == 0)
+    {
+      if (tux_size == SMALL)
+        {
+          if (tux_invincible_time)
+            {
+              /* Draw cape: */
+
+              if (tux_dir == RIGHT)
+                {
+                  drawimage(cape_right[frame % 2],
+                            tux_x, tux_y,
+                            NO_UPDATE);
+                }
+              else
+                {
+                  drawimage(cape_left[frame % 2],
+                            tux_x, tux_y,
+                            NO_UPDATE);
+                }
+            }
+
+
+          if (tux_dir == RIGHT)
+            {
+              drawimage(tux_right[tux_frame], tux_x, tux_y, NO_UPDATE);
+            }
+          else
+            {
+              drawimage(tux_left[tux_frame], tux_x, tux_y, NO_UPDATE);
+            }
+        }
+      else
+        {
+          if (tux_invincible_time)
+            {
+              /* Draw cape: */
+
+              if (tux_dir == RIGHT)
+                {
+                  drawimage(bigcape_right[frame % 2],
+                            tux_x - 8 - 16, tux_y - 32,
+                            NO_UPDATE);
+                }
+              else
+                {
+                  drawimage(bigcape_left[frame % 2],
+                            tux_x - 8, tux_y - 32,
+                            NO_UPDATE);
+                }
+            }
+
+          if (!tux_duck)
+            {
+              if (!tux_skidding)
+                {
+                  if (!jumping || tux_ym > 0)
+                    {
+                      if (tux_dir == RIGHT)
+                        {
+                          drawimage(bigtux_right[tux_frame],
+                                    tux_x - 8, tux_y - 32,
+                                    NO_UPDATE);
+                        }
+                      else
+                        {
+                          drawimage(bigtux_left[tux_frame],
+                                    tux_x - 8, tux_y - 32,
+                                    NO_UPDATE);
+                        }
+                    }
+                  else
+                    {
+                      if (tux_dir == RIGHT)
+                        {
+                          drawimage(bigtux_right_jump,
+                                    tux_x - 8, tux_y - 32,
+                                    NO_UPDATE);
+                        }
+                      else
+                        {
+                          drawimage(bigtux_left_jump,
+                                    tux_x - 8, tux_y - 32,
+                                    NO_UPDATE);
+                        }
+                    }
+                }
+              else
+                {
+                  if (tux_dir == RIGHT)
+                    {
+                      drawimage(skidtux_right,
+                                tux_x - 8, tux_y - 32,
+                                NO_UPDATE);
+                    }
+                  else
+                    {
+                      drawimage(skidtux_left,
+                                tux_x - 8, tux_y - 32,
+                                NO_UPDATE);
+                    }
+                }
+            }
+          else
+            {
+              if (tux_dir == RIGHT)
+                {
+                  drawimage(ducktux_right, tux_x - 8, tux_y - 16,
+                            NO_UPDATE);
+                }
+              else
+                {
+                  drawimage(ducktux_left, tux_x - 8, tux_y - 16,
+                            NO_UPDATE);
+                }
+            }
+        }
+    }
+
+
+  /* (Bullets): */
+
+  for (i = 0; i < NUM_BULLETS; i++)
+    {
+      if (bullets[i].alive &&
+          bullets[i].x >= scroll_x - 4 &&
+          bullets[i].x <= scroll_x + 640)
+        {
+          drawimage(img_bullet, bullets[i].x - scroll_x, bullets[i].y,
+                    NO_UPDATE);
+        }
+    }
+
+
+  /* (Floating scores): */
+
+  for (i = 0; i < NUM_FLOATING_SCORES; i++)
+    {
+      if (floating_scores[i].alive)
+        {
+          sprintf(str, "%d", floating_scores[i].value);
+          drawtext(str,
+                   floating_scores[i].x + 16 - strlen(str) * 8,
+                   floating_scores[i].y,
+                   letters_gold, NO_UPDATE);
+        }
+    }
+
+
+  /* (Upgrades): */
+
+  for (i = 0; i < NUM_UPGRADES; i++)
+    {
+      if (upgrades[i].alive)
+        {
+          if (upgrades[i].height < 32)
+            {
+              /* Rising up... */
+
+              dest.x = upgrades[i].x - scroll_x;
+              dest.y = upgrades[i].y + 32 - upgrades[i].height;
+              dest.w = 32;
+              dest.h = upgrades[i].height;
+
+              src.x = 0;
+              src.y = 0;
+              src.w = 32;
+              src.h = upgrades[i].height;
+
+              if (upgrades[i].kind == UPGRADE_MINTS)
+                SDL_BlitSurface(img_mints, &src, screen, &dest);
+              else if (upgrades[i].kind == UPGRADE_COFFEE)
+                SDL_BlitSurface(img_coffee, &src, screen, &dest);
+              else if (upgrades[i].kind == UPGRADE_HERRING)
+                SDL_BlitSurface(img_golden_herring, &src, screen, &dest);
+            }
+          else
+            {
+              if (upgrades[i].kind == UPGRADE_MINTS)
+                {
+                  drawimage(img_mints,
+                            upgrades[i].x - scroll_x, upgrades[i].y,
+                            NO_UPDATE);
+                }
+              else if (upgrades[i].kind == UPGRADE_COFFEE)
+                {
+                  drawimage(img_coffee,
+                            upgrades[i].x - scroll_x, upgrades[i].y,
+                            NO_UPDATE);
+                }
+              else if (upgrades[i].kind == UPGRADE_HERRING)
+                {
+                  drawimage(img_golden_herring,
+                            upgrades[i].x - scroll_x, upgrades[i].y,
+                            NO_UPDATE);
+                }
+            }
+        }
+    }
+
+
+  /* (Bouncy distros): */
+
+  for (i = 0; i < NUM_BOUNCY_DISTROS; i++)
+    {
+      if (bouncy_distros[i].alive)
+        {
+          drawimage(img_distro[0],
+                    bouncy_distros[i].x - scroll_x,
+                    bouncy_distros[i].y,
+                    NO_UPDATE);
+        }
+    }
+
+
+  /* (Broken bricks): */
+
+  for (i = 0; i < NUM_BROKEN_BRICKS; i++)
+    {
+      if (broken_bricks[i].alive)
+        {
+          src.x = rand() % 16;
+          src.y = rand() % 16;
+          src.w = 16;
+          src.h = 16;
+
+          dest.x = broken_bricks[i].x - scroll_x;
+          dest.y = broken_bricks[i].y;
+          dest.w = 16;
+          dest.h = 16;
+
+          SDL_BlitSurface(img_brick[0], &src, screen, &dest);
+        }
+    }
+
+
+  /* (Status): */
+
+  sprintf(str, "%d", score);
+  drawtext("SCORE", 0, 0, letters_blue, NO_UPDATE);
+  drawtext(str, 96, 0, letters_gold, NO_UPDATE);
+
+  sprintf(str, "%d", highscore);
+  drawtext("HIGH", 0, 20, letters_blue, NO_UPDATE);
+  drawtext(str, 96, 20, letters_gold, NO_UPDATE);
+
+  if (time_left >= 50 || (frame % 10) < 5)
+    {
+      sprintf(str, "%d", time_left);
+      drawtext("TIME", 224, 0, letters_blue, NO_UPDATE);
+      drawtext(str, 304, 0, letters_gold, NO_UPDATE);
+    }
+
+  sprintf(str, "%d", distros);
+  drawtext("DISTROS", 480, 0, letters_blue, NO_UPDATE);
+  drawtext(str, 608, 0, letters_gold, NO_UPDATE);
+
+  drawtext("LIVES", 480, 20, letters_blue, NO_UPDATE);
+
+  for(i=0; i < lives; ++i)
+    {
+      drawimage(tux_life,565+(18*i),20,NO_UPDATE);
+    }
     
-      if (use_sound)
+  if(game_pause)
+    drawcenteredtext("PAUSE",230,letters_red, NO_UPDATE);
+
+  if(show_menu)
+    done = drawmenu();
+
+  /* (Update it all!) */
+
+  updatescreen();
+
+
+}
+
+/* --- GAME LOOP! --- */
+
+int gameloop(void)
+{
+
+  Uint32 last_time, now_time;
+
+  /* Clear screen: */
+
+  clearscreen(0, 0, 0);
+  updatescreen();
+
+
+  /* Init the game: */
+
+  initmenu();
+  initgame();
+  loadshared();
+  loadlevel();
+  loadlevelgfx();
+  loadlevelsong();
+  highscore = load_hs();
+
+
+  /* --- MAIN GAME LOOP!!! --- */
+
+  done = 0;
+  quit = 0;
+  frame = 0;
+  tux_frame_main = 0;
+  tux_frame = 0;
+  game_pause = 0;
+
+  game_draw();
+  do
+    {
+      last_time = SDL_GetTicks();
+      frame++;
+
+
+      /* Handle events: */
+
+      old_fire = fire;
+
+      game_event();
+
+      /* Handle actions: */
+
+      if(!game_pause && !show_menu)
+        {
+          if (game_action() == 0)
+            {
+              /* == 0: no more lives */
+              /* == -1: continues */
+              return 0;
+            }
+        }
+      else
+        SDL_Delay(50);
+
+      /*Draw the current scene to the screen */
+      game_draw();
+
+      /* Keep playing music: */
+
+
+      if (!playing_music())
         {
-          if (!Mix_PlayingMusic())
-           {
-             Mix_PlayMusic(song, 1);
-           }
+          switch (current_music)
+            {
+            case LEVEL_MUSIC:
+              play_music(level_song, 1);
+              break;
+            case HERRING_MUSIC:
+              play_music(herring_song, 1);
+              break;
+            case HURRYUP_MUSIC: // keep the compiler happy
+            case NO_MUSIC:      // keep the compiler happy for the moment :-)
+            {}
+              /*default:*/
+            }
         }
-      
-      
+
+      /* Time stops in pause mode */
+      if(game_pause || show_menu )
+        {
+          continue;
+        }
+
       /* Pause til next frame: */
-      
+
       now_time = SDL_GetTicks();
       if (now_time < last_time + FPS)
-       SDL_Delay(last_time + FPS - now_time);
-      
-      
+       SDL_Delay(last_time + FPS - now_time);
+
+
       /* Handle time: */
-      
+
       if ((frame % 10) == 0 && time_left > 0)
-       {
-         time_left--;
-         
-         if (time_left <= 0)
-           killtux(KILL);
-       }
+        {
+          time_left--;
+
+          if (time_left <= 0)
+            killtux(KILL);
+        }
     }
   while (!done && !quit);
-  if (use_sound)
-    {
-      if (Mix_PlayingMusic())
-        Mix_HaltMusic();
-    }
-  
+
+  if (playing_music())
+    halt_music();
+
   unloadlevelgfx();
   unloadlevelsong();
   unloadshared();
-  
+
   return(quit);
 }
 
@@ -2176,6 +2331,7 @@ void initgame(void)
 }
 
 
+
 /* Load data for this level: */
 
 void loadlevel(void)
@@ -2185,8 +2341,8 @@ void loadlevel(void)
   char * filename;
   char str[80];
   char * line;
-  
-  
+
+
   /* Reset arrays: */
 
   for (i = 0; i < NUM_BOUNCY_DISTROS; i++)
@@ -2203,7 +2359,7 @@ void loadlevel(void)
 
   for (i = 0; i < NUM_FLOATING_SCORES; i++)
     floating_scores[i].alive = NO;
-  
+
   for (i = 0; i < NUM_UPGRADES; i++)
     upgrades[i].alive = NO;
 
@@ -2212,7 +2368,7 @@ void loadlevel(void)
 
 
   /* Load data file: */
+
   filename = (char *) malloc(sizeof(char) * (strlen(DATA_PREFIX) + 20));
   sprintf(filename, "%s/levels/level%d.dat", DATA_PREFIX, level);
   fi = fopen(filename, "r");
@@ -2220,15 +2376,26 @@ void loadlevel(void)
     {
       perror(filename);
       st_shutdown();
+      free(filename);
+      exit(-1);
     }
   free(filename);
-  
+
 
   /* Load header info: */
 
+
   /* (Level title) */
   fgets(str, 20, fi);
   strcpy(levelname, str);
+  levelname[strlen(levelname)-1] = '\0';
+
+  /* (Level theme) */
+  fgets(str, 20, fi);
+  strcpy(leveltheme, str);
+  leveltheme[strlen(leveltheme)-1] = '\0';
+
+
 
   /* (Time to beat level) */
   fgets(str, 10, fi);
@@ -2237,7 +2404,10 @@ void loadlevel(void)
   /* (Song file for this level) */
   fgets(str, 20, fi);
   strcpy(song_title, str);
-  
+  song_title[strlen(song_title)-1] = '\0';
+
+
+
   /* (Level background color) */
   fgets(str, 10, fi);
   bkgd_red = atoi(str);
@@ -2249,47 +2419,51 @@ void loadlevel(void)
   /* (Level width) */
   fgets(str, 10, fi);
   level_width = atoi(str);
-  
+
 
   /* Allocate some space for the line-reading! */
-  
+
   line = (char *) malloc(sizeof(char) * (level_width + 5));
   if (line == NULL)
-  {
-    fprintf(stderr, "Couldn't allocate space to load level data!");
-    exit(1);
-  }
-  
-  
+    {
+      fprintf(stderr, "Couldn't allocate space to load level data!");
+      exit(1);
+    }
+
+
   /* Load the level lines: */
-  
+
   for (y = 0; y < 15; y++)
     {
-      fgets(line, level_width + 5, fi);
+      if(fgets(line, level_width + 5, fi) == NULL)
+        {
+          fprintf(stderr, "Level %s isn't complete!\n",levelname);
+          exit(1);
+        }
       line[strlen(line) - 1] = '\0';
       tiles[y] = strdup(line);
     }
-  
+
   fclose(fi);
-  
-  
+
+
   /* Activate bad guys: */
-  
+
   for (y = 0; y < 15; y++)
     {
       for (x = 0; x < level_width; x++)
-       {
-         if (tiles[y][x] >= '0' && tiles[y][x] <= '9')
-           {
-             add_bad_guy(x * 32, y * 32, tiles[y][x] - '0');
-             tiles[y][x] = '.';
-           }
-       }
+        {
+          if (tiles[y][x] >= '0' && tiles[y][x] <= '9')
+            {
+              add_bad_guy(x * 32, y * 32, tiles[y][x] - '0');
+              tiles[y][x] = '.';
+            }
+        }
     }
-  
-  
+
+
   /* Set defaults: */
-  
+
   tux_x = 0;
   tux_xm = 0;
   tux_y = 240;
@@ -2299,49 +2473,53 @@ void loadlevel(void)
   tux_got_coffee = NO;
   tux_invincible_time = 0;
   tux_duck = NO;
-  
+
   tux_dying = NO;
   tux_safe = TUX_SAFE_TIME;
-  
+
   jumping = NO;
   jump_counter = 0;
-  
+
   tux_skidding = 0;
-  
+
   scroll_x = 0;
-  
+
   right = UP;
   left = UP;
   up = UP;
   down = UP;
   fire = UP;
   old_fire = UP;
-  
+
   score_multiplier = 1;
   super_bkgd_time = 0;
-  
-  time_left = 255;
 
   counting_distros = NO;
   distro_counter = 0;
-  
-  
+
+  endpos = 0;
+
+  /* set current song/music */
+  current_music = LEVEL_MUSIC;
+
   /* Level Intro: */
-  
+
   clearscreen(0, 0, 0);
-  
+
   sprintf(str, "LEVEL %d", level);
   drawcenteredtext(str, 200, letters_red, NO_UPDATE);
-  
+
   sprintf(str, "%s", levelname);
   drawcenteredtext(str, 224, letters_gold, NO_UPDATE);
-  
+
   sprintf(str, "TUX x %d", lives);
   drawcenteredtext(str, 256, letters_blue, NO_UPDATE);
 
   SDL_Flip(screen);
-  
+
   SDL_Delay(1000);
+
+
 }
 
 
@@ -2351,7 +2529,7 @@ SDL_Surface * load_level_image(char * file, int use_alpha)
 {
   char fname[1024];
 
-  snprintf(fname, 1024, "%s/images/level%d/%s", DATA_PREFIX, level, file);
+  snprintf(fname, 1024, "%s/images/%s/%s", DATA_PREFIX, leveltheme, file);
 
   return(load_image(fname, use_alpha));
 }
@@ -2363,7 +2541,7 @@ void loadlevelgfx(void)
 {
   img_brick[0] = load_level_image("brick0.png", IGNORE_ALPHA);
   img_brick[1] = load_level_image("brick1.png", IGNORE_ALPHA);
-  
+
   img_solid[0] = load_level_image("solid0.png", USE_ALPHA);
   img_solid[1] = load_level_image("solid1.png", USE_ALPHA);
   img_solid[2] = load_level_image("solid2.png", USE_ALPHA);
@@ -2389,11 +2567,11 @@ void loadlevelsong(void)
   char * song_path;
 
   song_path = (char *) malloc(sizeof(char) * (strlen(DATA_PREFIX) +
-                                             strlen(song_title) + 8));
+                              strlen(song_title) + 8));
 
   sprintf(song_path, "%s/music/%s", DATA_PREFIX, song_title);
-  
-  song = load_song(DATA_PREFIX "/music/ji_turn.it");
+
+  level_song = load_song(song_path);
 
   free(song_path);
 }
@@ -2404,7 +2582,7 @@ void loadlevelsong(void)
 void unloadlevelgfx(void)
 {
   int i;
-  
+
   for (i = 0; i < 2; i++)
     {
       SDL_FreeSurface(img_brick[i]);
@@ -2422,343 +2600,358 @@ void unloadlevelgfx(void)
 
 void unloadlevelsong(void)
 {
-  if (use_sound)
-    {
-      Mix_FreeMusic(song);
-    }
+  free_music(level_song);
 }
 
 
-/* Load graphics shared between all levels: */
+/* Load graphics/sounds shared between all levels: */
 
 void loadshared(void)
 {
   int i;
-  
-  
+  char * herring_song_path; /* for loading herring song*/
+
   /* Tuxes: */
-  
+
   tux_right[0] = load_image(DATA_PREFIX "/images/shared/tux-right-0.png",
-                           USE_ALPHA);
+                            USE_ALPHA);
 
   tux_right[1] = load_image(DATA_PREFIX "/images/shared/tux-right-1.png",
-                           USE_ALPHA);
+                            USE_ALPHA);
 
   tux_right[2] = load_image(DATA_PREFIX "/images/shared/tux-right-2.png",
-                           USE_ALPHA);
+                            USE_ALPHA);
 
   tux_left[0] = load_image(DATA_PREFIX "/images/shared/tux-left-0.png",
-                          USE_ALPHA);
+                           USE_ALPHA);
 
   tux_left[1] = load_image(DATA_PREFIX "/images/shared/tux-left-1.png",
-                          USE_ALPHA);
+                           USE_ALPHA);
 
   tux_left[2] = load_image(DATA_PREFIX "/images/shared/tux-left-2.png",
-                          USE_ALPHA);
+                           USE_ALPHA);
 
   cape_right[0] = load_image(DATA_PREFIX "/images/shared/cape-right-0.png",
-                            USE_ALPHA);
+                             USE_ALPHA);
 
   cape_right[1] = load_image(DATA_PREFIX "/images/shared/cape-right-1.png",
-                            USE_ALPHA);
+                             USE_ALPHA);
 
   cape_left[0] = load_image(DATA_PREFIX "/images/shared/cape-left-0.png",
-                           USE_ALPHA);
+                            USE_ALPHA);
 
   cape_left[1] = load_image(DATA_PREFIX "/images/shared/cape-left-1.png",
-                           USE_ALPHA);
+                            USE_ALPHA);
 
   bigtux_right[0] = load_image(DATA_PREFIX "/images/shared/bigtux-right-0.png",
-                              USE_ALPHA);
+                               USE_ALPHA);
 
   bigtux_right[1] = load_image(DATA_PREFIX "/images/shared/bigtux-right-1.png",
-                              USE_ALPHA);
+                               USE_ALPHA);
 
   bigtux_right[2] = load_image(DATA_PREFIX "/images/shared/bigtux-right-2.png",
-                              USE_ALPHA);
+                               USE_ALPHA);
 
   bigtux_right_jump =
     load_image(DATA_PREFIX "/images/shared/bigtux-right-jump.png", USE_ALPHA);
 
   bigtux_left[0] = load_image(DATA_PREFIX "/images/shared/bigtux-left-0.png",
-                             USE_ALPHA);
+                              USE_ALPHA);
 
   bigtux_left[1] = load_image(DATA_PREFIX "/images/shared/bigtux-left-1.png",
-                             USE_ALPHA);
+                              USE_ALPHA);
 
   bigtux_left[2] = load_image(DATA_PREFIX "/images/shared/bigtux-left-2.png",
-                             USE_ALPHA);
-  
+                              USE_ALPHA);
+
   bigtux_left_jump =
     load_image(DATA_PREFIX "/images/shared/bigtux-left-jump.png", USE_ALPHA);
-  
+
   bigcape_right[0] =
     load_image(DATA_PREFIX "/images/shared/bigcape-right-0.png",
-              USE_ALPHA);
+               USE_ALPHA);
 
   bigcape_right[1] =
     load_image(DATA_PREFIX "/images/shared/bigcape-right-1.png",
-              USE_ALPHA);
+               USE_ALPHA);
 
   bigcape_left[0] =
     load_image(DATA_PREFIX "/images/shared/bigcape-left-0.png",
-              USE_ALPHA);
+               USE_ALPHA);
 
   bigcape_left[1] =
     load_image(DATA_PREFIX "/images/shared/bigcape-left-1.png",
-              USE_ALPHA);
+               USE_ALPHA);
 
   ducktux_right = load_image(DATA_PREFIX
-                            "/images/shared/ducktux-right.png",
-                            USE_ALPHA);
+                             "/images/shared/ducktux-right.png",
+                             USE_ALPHA);
 
   ducktux_left = load_image(DATA_PREFIX
-                           "/images/shared/ducktux-left.png",
-                           USE_ALPHA);
-  
+                            "/images/shared/ducktux-left.png",
+                            USE_ALPHA);
+
   skidtux_right = load_image(DATA_PREFIX
-                            "/images/shared/skidtux-right.png",
-                            USE_ALPHA);
+                             "/images/shared/skidtux-right.png",
+                             USE_ALPHA);
 
   skidtux_left = load_image(DATA_PREFIX
-                           "/images/shared/skidtux-left.png",
-                           USE_ALPHA);
-  
-  
+                            "/images/shared/skidtux-left.png",
+                            USE_ALPHA);
+
+
   /* Boxes: */
-  
+
   img_box_full = load_image(DATA_PREFIX "/images/shared/box-full.png",
-                           IGNORE_ALPHA);
+                            IGNORE_ALPHA);
   img_box_empty = load_image(DATA_PREFIX "/images/shared/box-empty.png",
-                            IGNORE_ALPHA);
-  
-  
+                             IGNORE_ALPHA);
+
+
   /* Water: */
-  
+
 
   img_water = load_image(DATA_PREFIX "/images/shared/water.png", IGNORE_ALPHA);
 
   img_waves[0] = load_image(DATA_PREFIX "/images/shared/waves-0.png",
-                           USE_ALPHA);
-  
+                            USE_ALPHA);
+
   img_waves[1] = load_image(DATA_PREFIX "/images/shared/waves-1.png",
-                           USE_ALPHA);
-  
+                            USE_ALPHA);
+
   img_waves[2] = load_image(DATA_PREFIX "/images/shared/waves-2.png",
-                           USE_ALPHA);
-  
-  
+                            USE_ALPHA);
+
+
   /* Pole: */
-  
+
   img_pole = load_image(DATA_PREFIX "/images/shared/pole.png", USE_ALPHA);
   img_poletop = load_image(DATA_PREFIX "/images/shared/poletop.png",
-                          USE_ALPHA);
-  
-  
+                           USE_ALPHA);
+
+
   /* Flag: */
-  
+
   img_flag[0] = load_image(DATA_PREFIX "/images/shared/flag-0.png",
-                          USE_ALPHA);
+                           USE_ALPHA);
   img_flag[1] = load_image(DATA_PREFIX "/images/shared/flag-1.png",
-                          USE_ALPHA);
+                           USE_ALPHA);
+
 
-  
   /* Cloud: */
-  
+
   img_cloud[0][0] = load_image(DATA_PREFIX "/images/shared/cloud-00.png",
-                              USE_ALPHA);
-  
+                               USE_ALPHA);
+
   img_cloud[0][1] = load_image(DATA_PREFIX "/images/shared/cloud-01.png",
-                              USE_ALPHA);
-  
+                               USE_ALPHA);
+
   img_cloud[0][2] = load_image(DATA_PREFIX "/images/shared/cloud-02.png",
-                              USE_ALPHA);
-  
+                               USE_ALPHA);
+
   img_cloud[0][3] = load_image(DATA_PREFIX "/images/shared/cloud-03.png",
-                              USE_ALPHA);
-  
-  
+                               USE_ALPHA);
+
+
   img_cloud[1][0] = load_image(DATA_PREFIX "/images/shared/cloud-10.png",
-                              USE_ALPHA);
-  
+                               USE_ALPHA);
+
   img_cloud[1][1] = load_image(DATA_PREFIX "/images/shared/cloud-11.png",
-                              USE_ALPHA);
-  
+                               USE_ALPHA);
+
   img_cloud[1][2] = load_image(DATA_PREFIX "/images/shared/cloud-12.png",
-                              USE_ALPHA);
-  
+                               USE_ALPHA);
+
   img_cloud[1][3] = load_image(DATA_PREFIX "/images/shared/cloud-13.png",
-                              USE_ALPHA);
-  
-  
+                               USE_ALPHA);
+
+
   /* Bad guys: */
-  
+
   /* (BSOD) */
-  
+
   img_bsod_left[0] = load_image(DATA_PREFIX
-                               "/images/shared/bsod-left-0.png",
-                               USE_ALPHA);
-  
+                                "/images/shared/bsod-left-0.png",
+                                USE_ALPHA);
+
   img_bsod_left[1] = load_image(DATA_PREFIX
-                               "/images/shared/bsod-left-1.png",
-                               USE_ALPHA);
-  
+                                "/images/shared/bsod-left-1.png",
+                                USE_ALPHA);
+
   img_bsod_left[2] = load_image(DATA_PREFIX
-                               "/images/shared/bsod-left-2.png",
-                               USE_ALPHA);
-  
+                                "/images/shared/bsod-left-2.png",
+                                USE_ALPHA);
+
   img_bsod_left[3] = load_image(DATA_PREFIX
-                               "/images/shared/bsod-left-3.png",
-                               USE_ALPHA);
-  
+                                "/images/shared/bsod-left-3.png",
+                                USE_ALPHA);
+
   img_bsod_right[0] = load_image(DATA_PREFIX
-                                "/images/shared/bsod-right-0.png",
-                                USE_ALPHA);
-  
+                                 "/images/shared/bsod-right-0.png",
+                                 USE_ALPHA);
+
   img_bsod_right[1] = load_image(DATA_PREFIX
-                                "/images/shared/bsod-right-1.png",
-                                USE_ALPHA);
-  
+                                 "/images/shared/bsod-right-1.png",
+                                 USE_ALPHA);
+
   img_bsod_right[2] = load_image(DATA_PREFIX
-                                "/images/shared/bsod-right-2.png",
-                                USE_ALPHA);
-  
+                                 "/images/shared/bsod-right-2.png",
+                                 USE_ALPHA);
+
   img_bsod_right[3] = load_image(DATA_PREFIX
-                                "/images/shared/bsod-right-3.png",
-                                USE_ALPHA);
-  
+                                 "/images/shared/bsod-right-3.png",
+                                 USE_ALPHA);
+
   img_bsod_squished_left = load_image(DATA_PREFIX
-                                 "/images/shared/bsod-squished-left.png",
-                                 USE_ALPHA);
-  
+                                      "/images/shared/bsod-squished-left.png",
+                                      USE_ALPHA);
+
   img_bsod_squished_right = load_image(DATA_PREFIX
-                                  "/images/shared/bsod-squished-right.png",
-                                  USE_ALPHA);
-  
+                                       "/images/shared/bsod-squished-right.png",
+                                       USE_ALPHA);
+
   img_bsod_falling_left = load_image(DATA_PREFIX
-                                 "/images/shared/bsod-falling-left.png",
-                                 USE_ALPHA);
-  
+                                     "/images/shared/bsod-falling-left.png",
+                                     USE_ALPHA);
+
   img_bsod_falling_right = load_image(DATA_PREFIX
-                                  "/images/shared/bsod-falling-right.png",
-                                  USE_ALPHA);
-  
-  
+                                      "/images/shared/bsod-falling-right.png",
+                                      USE_ALPHA);
+
+
   /* (Laptop) */
-  
+
   img_laptop_left[0] = load_image(DATA_PREFIX
-                                 "/images/shared/laptop-left-0.png",
-                                 USE_ALPHA);
-  
+                                  "/images/shared/laptop-left-0.png",
+                                  USE_ALPHA);
+
   img_laptop_left[1] = load_image(DATA_PREFIX
-                                 "/images/shared/laptop-left-1.png",
-                                 USE_ALPHA);
-  
+                                  "/images/shared/laptop-left-1.png",
+                                  USE_ALPHA);
+
   img_laptop_left[2] = load_image(DATA_PREFIX
-                                 "/images/shared/laptop-left-2.png",
-                                 USE_ALPHA);
-  
+                                  "/images/shared/laptop-left-2.png",
+                                  USE_ALPHA);
+
   img_laptop_right[0] = load_image(DATA_PREFIX
-                                 "/images/shared/laptop-right-0.png",
-                                 USE_ALPHA);
-  
+                                   "/images/shared/laptop-right-0.png",
+                                   USE_ALPHA);
+
   img_laptop_right[1] = load_image(DATA_PREFIX
-                                 "/images/shared/laptop-right-1.png",
-                                 USE_ALPHA);
-  
+                                   "/images/shared/laptop-right-1.png",
+                                   USE_ALPHA);
+
   img_laptop_right[2] = load_image(DATA_PREFIX
-                                 "/images/shared/laptop-right-2.png",
-                                 USE_ALPHA);
+                                   "/images/shared/laptop-right-2.png",
+                                   USE_ALPHA);
 
   img_laptop_flat_left = load_image(DATA_PREFIX
-                                   "/images/shared/laptop-flat-left.png",
-                                   USE_ALPHA);
-  
+                                    "/images/shared/laptop-flat-left.png",
+                                    USE_ALPHA);
+
   img_laptop_flat_right = load_image(DATA_PREFIX
-                                    "/images/shared/laptop-flat-right.png",
-                                    USE_ALPHA);
-  
-  img_laptop_falling_left = 
+                                     "/images/shared/laptop-flat-right.png",
+                                     USE_ALPHA);
+
+  img_laptop_falling_left =
     load_image(DATA_PREFIX
-              "/images/shared/laptop-falling-left.png",
-              USE_ALPHA);
-  
+               "/images/shared/laptop-falling-left.png",
+               USE_ALPHA);
+
   img_laptop_falling_right =
     load_image(DATA_PREFIX
-              "/images/shared/laptop-falling-right.png",
-              USE_ALPHA);
+               "/images/shared/laptop-falling-right.png",
+               USE_ALPHA);
 
 
   /* (Money) */
-  
+
   img_money_left[0] = load_image(DATA_PREFIX
-                                "/images/shared/bag-left-0.png",
-                                USE_ALPHA);
-  
+                                 "/images/shared/bag-left-0.png",
+                                 USE_ALPHA);
+
   img_money_left[1] = load_image(DATA_PREFIX
-                                "/images/shared/bag-left-1.png",
-                                USE_ALPHA);
-  
+                                 "/images/shared/bag-left-1.png",
+                                 USE_ALPHA);
+
   img_money_right[0] = load_image(DATA_PREFIX
-                                 "/images/shared/bag-right-0.png",
-                                 USE_ALPHA);
-  
+                                  "/images/shared/bag-right-0.png",
+                                  USE_ALPHA);
+
   img_money_right[1] = load_image(DATA_PREFIX
-                                 "/images/shared/bag-right-1.png",
-                                 USE_ALPHA);
-  
-  
-  
+                                  "/images/shared/bag-right-1.png",
+                                  USE_ALPHA);
+
+
+
   /* Upgrades: */
-  
+
   img_mints = load_image(DATA_PREFIX "/images/shared/mints.png", USE_ALPHA);
   img_coffee = load_image(DATA_PREFIX "/images/shared/coffee.png", USE_ALPHA);
 
-  
+
   /* Weapons: */
-  
+
   img_bullet = load_image(DATA_PREFIX "/images/shared/bullet.png", USE_ALPHA);
 
   img_red_glow = load_image(DATA_PREFIX "/images/shared/red-glow.png",
-                           USE_ALPHA);
-  
-  
+                            USE_ALPHA);
+
+
   /* Distros: */
-  
+
   img_distro[0] = load_image(DATA_PREFIX "/images/shared/distro-0.png",
-                            USE_ALPHA);
-  
+                             USE_ALPHA);
+
   img_distro[1] = load_image(DATA_PREFIX "/images/shared/distro-1.png",
-                            USE_ALPHA);
-  
+                             USE_ALPHA);
+
   img_distro[2] = load_image(DATA_PREFIX "/images/shared/distro-2.png",
-                            USE_ALPHA);
-  
+                             USE_ALPHA);
+
   img_distro[3] = load_image(DATA_PREFIX "/images/shared/distro-3.png",
-                            USE_ALPHA);
-  
-  
+                             USE_ALPHA);
+
+  /* Tux life: */
+
+  tux_life = load_image(DATA_PREFIX "/images/shared/tux-life.png",
+                        USE_ALPHA);
+
   /* Herring: */
-  
+
   img_golden_herring =
     load_image(DATA_PREFIX "/images/shared/golden-herring.png",
-              USE_ALPHA);
+               USE_ALPHA);
+
 
-  
   /* Super background: */
-  
+
   img_super_bkgd = load_image(DATA_PREFIX "/images/shared/super-bkgd.png",
-                             IGNORE_ALPHA);
-  
-  
+                              IGNORE_ALPHA);
+
+
   /* Sound effects: */
-  
-  if (use_sound)
-    {
-      for (i = 0; i < NUM_SOUNDS; i++)
-       sounds[i] = load_sound(soundfilenames[i]);
-       
-    }
+
+  /* if (use_sound) // this will introduce SERIOUS bugs here ! because "load_sound"
+                    // initialize sounds[i] with the correct pointer's value:
+                    // NULL or something else. And it will be dangerous to
+                    // play with not-initialized pointers.
+                    // This is also true with if (use_music)
+     Send a mail to me: neoneurone@users.sf.net, if you have another opinion. :)
+  */
+  for (i = 0; i < NUM_SOUNDS; i++)
+    sounds[i] = load_sound(soundfilenames[i]);
+
+  /* Herring song */
+  herring_song_path = (char *) malloc(sizeof(char) * (strlen(DATA_PREFIX) +
+                                      strlen("SALCON.MOD") + 8)); /* FIXME: We need a real herring_song! Thats a fake.:) */
+
+  sprintf(herring_song_path, "%s/music/%s", DATA_PREFIX, "SALCON.MOD");
+
+  herring_song = load_song(herring_song_path);
+
+  free(herring_song_path);
+
 }
 
 
@@ -2767,7 +2960,7 @@ void loadshared(void)
 void unloadshared(void)
 {
   int i;
-  
+
   for (i = 0; i < 3; i++)
     {
       SDL_FreeSurface(tux_right[i]);
@@ -2775,10 +2968,10 @@ void unloadshared(void)
       SDL_FreeSurface(bigtux_right[i]);
       SDL_FreeSurface(bigtux_left[i]);
     }
-  
+
   SDL_FreeSurface(bigtux_right_jump);
   SDL_FreeSurface(bigtux_left_jump);
-  
+
   for (i = 0; i < 2; i++)
     {
       SDL_FreeSurface(cape_right[i]);
@@ -2786,13 +2979,13 @@ void unloadshared(void)
       SDL_FreeSurface(bigcape_right[i]);
       SDL_FreeSurface(bigcape_left[i]);
     }
-  
+
   SDL_FreeSurface(ducktux_left);
   SDL_FreeSurface(ducktux_right);
 
   SDL_FreeSurface(skidtux_left);
   SDL_FreeSurface(skidtux_right);
-  
+
   for (i = 0; i < 4; i++)
     {
       SDL_FreeSurface(img_bsod_left[i]);
@@ -2810,13 +3003,13 @@ void unloadshared(void)
       SDL_FreeSurface(img_laptop_left[i]);
       SDL_FreeSurface(img_laptop_right[i]);
     }
-  
+
   SDL_FreeSurface(img_laptop_flat_left);
   SDL_FreeSurface(img_laptop_flat_right);
 
   SDL_FreeSurface(img_laptop_falling_left);
   SDL_FreeSurface(img_laptop_falling_right);
-  
+
   for (i = 0; i < 2; i++)
     {
       SDL_FreeSurface(img_money_left[i]);
@@ -2825,34 +3018,34 @@ void unloadshared(void)
 
   SDL_FreeSurface(img_box_full);
   SDL_FreeSurface(img_box_empty);
-  
+
   SDL_FreeSurface(img_water);
   for (i = 0; i < 3; i++)
     SDL_FreeSurface(img_waves[i]);
-  
+
   SDL_FreeSurface(img_pole);
   SDL_FreeSurface(img_poletop);
-  
+
   for (i = 0; i < 2; i++)
     SDL_FreeSurface(img_flag[i]);
-  
+
   SDL_FreeSurface(img_mints);
   SDL_FreeSurface(img_coffee);
-  
+
   for (i = 0; i < 4; i++)
     {
       SDL_FreeSurface(img_distro[i]);
       SDL_FreeSurface(img_cloud[0][i]);
       SDL_FreeSurface(img_cloud[1][i]);
     }
-  
+
   SDL_FreeSurface(img_golden_herring);
 
-  if (use_sound)
-    {
-      for (i = 0; i < NUM_SOUNDS; i++)
-        Mix_FreeChunk(sounds[i]);
-    }
+  for (i = 0; i < NUM_SOUNDS; i++)
+    free_chunk(sounds[i]);
+
+  /* free the herring song */
+  free_music( herring_song );
 }
 
 
@@ -2861,7 +3054,7 @@ void unloadshared(void)
 void drawshape(int x, int y, unsigned char c)
 {
   int z;
-  
+
   if (c == 'X' || c == 'x')
     drawimage(img_brick[0], x, y, NO_UPDATE);
   else if (c == 'Y' || c == 'y')
@@ -2889,34 +3082,34 @@ void drawshape(int x, int y, unsigned char c)
   else if (c == '$')
     {
       z = (frame / 2) % 6;
-      
+
       if (z < 4)
-       drawimage(img_distro[z], x, y, NO_UPDATE);
+        drawimage(img_distro[z], x, y, NO_UPDATE);
       else if (z == 4)
-       drawimage(img_distro[2], x, y, NO_UPDATE);
+        drawimage(img_distro[2], x, y, NO_UPDATE);
       else if (z == 5)
-       drawimage(img_distro[1], x, y, NO_UPDATE);
+        drawimage(img_distro[1], x, y, NO_UPDATE);
     }
   else if (c == '^')
     {
       z = (frame / 3) % 3;
-      
+
       drawimage(img_waves[z], x, y, NO_UPDATE);
     }
   else if (c == '*')
     drawimage(img_poletop, x, y, NO_UPDATE);
   else if (c == '|')
-  {
-    drawimage(img_pole, x, y, NO_UPDATE);
+    {
+      drawimage(img_pole, x, y, NO_UPDATE);
 
-    /* Mark this as the end position of the level! */
+      /* Mark this as the end position of the level! */
 
-    endpos = x;
-  }
+      endpos = x;
+    }
   else if (c == '\\')
     {
       z = (frame / 3) % 2;
-      
+
       drawimage(img_flag[z], x + 16, y, NO_UPDATE);
     }
   else if (c == '&')
@@ -2930,15 +3123,15 @@ unsigned char shape(int x, int y, int sx)
 {
   int xx, yy;
   unsigned char c;
-  
+
   yy = (y / 32);
   xx = ((x + sx) / 32);
-  
+
   if (yy >= 0 && yy <= 15 && xx >= 0 && xx <= level_width)
     c = tiles[yy][xx];
   else
     c = '.';
-  
+
   return(c);
 }
 
@@ -2948,9 +3141,9 @@ unsigned char shape(int x, int y, int sx)
 int issolid(int x, int y, int sx)
 {
   int v;
-  
+
   v = 0;
-  
+
   if (isbrick(x, y, sx) ||
       isbrick(x + 31, y, sx) ||
       isice(x, y, sx) ||
@@ -2982,9 +3175,9 @@ int issolid(int x, int y, int sx)
 int isbrick(int x, int y, int sx)
 {
   int v;
-  
+
   v = 0;
-  
+
   if (shape(x, y, sx) == 'X' ||
       shape(x, y, sx) == 'x' ||
       shape(x, y, sx) == 'Y' ||
@@ -2992,7 +3185,7 @@ int isbrick(int x, int y, int sx)
     {
       v = 1;
     }
-  
+
   return(v);
 }
 
@@ -3002,14 +3195,14 @@ int isbrick(int x, int y, int sx)
 int isice(int x, int y, int sx)
 {
   int v;
-  
+
   v = 0;
-  
+
   if (shape(x, y, sx) == '#')
     {
       v = 1;
     }
-  
+
   return(v);
 }
 
@@ -3019,16 +3212,16 @@ int isice(int x, int y, int sx)
 int isfullbox(int x, int y, int sx)
 {
   int v;
-  
+
   v = 0;
-  
+
   if (shape(x, y, sx) == 'A' ||
       shape(x, y, sx) == 'B' ||
       shape(x, y, sx) == '!')
     {
       v = 1;
     }
-  
+
   return(v);
 }
 
@@ -3038,10 +3231,10 @@ int isfullbox(int x, int y, int sx)
 void change(int x, int y, int sx, unsigned char c)
 {
   int xx, yy;
-  
+
   yy = (y / 32);
   xx = ((x + sx) / 32);
-  
+
   if (yy >= 0 && yy <= 15 && xx >= 0 && xx <= level_width)
     tiles[yy][xx] = c;
 }
@@ -3054,42 +3247,42 @@ void trybreakbrick(int x, int y, int sx)
   if (isbrick(x, y, sx))
     {
       if (shape(x, y, sx) == 'x' || shape(x, y, sx) == 'y')
-       {
-         /* Get a distro from it: */
-         
-         add_bouncy_distro(((x + sx + 1) / 32) * 32,
-                           (y / 32) * 32);
+        {
+          /* Get a distro from it: */
+
+          add_bouncy_distro(((x + sx + 1) / 32) * 32,
+                            (y / 32) * 32);
 
           if (counting_distros == NO)
             {
-             counting_distros = YES;
-             distro_counter = 50;
-           }
-
-         if (distro_counter <= 0)
-          change(x, y, sx, 'a');
-        
-         playsound(sounds[SND_DISTRO]);
-         score = score + SCORE_DISTRO;
-         distros++;
-       }
+              counting_distros = YES;
+              distro_counter = 50;
+            }
+
+          if (distro_counter <= 0)
+            change(x, y, sx, 'a');
+
+          play_sound(sounds[SND_DISTRO]);
+          score = score + SCORE_DISTRO;
+          distros++;
+        }
       else
-      {
-        /* Get rid of it: */
-      
-        change(x, y, sx, '.');
-      }
-      
-      
+        {
+          /* Get rid of it: */
+
+          change(x, y, sx, '.');
+        }
+
+
       /* Replace it with broken bits: */
-      
+
       add_broken_brick(((x + sx + 1) / 32) * 32,
-                      (y / 32) * 32);
-      
-      
+                       (y / 32) * 32);
+
+
       /* Get some score: */
-      
-      playsound(sounds[SND_BRICK]);
+
+      play_sound(sounds[SND_BRICK]);
       score = score + SCORE_BRICK;
     }
 }
@@ -3100,9 +3293,9 @@ void trybreakbrick(int x, int y, int sx)
 void bumpbrick(int x, int y, int sx)
 {
   add_bouncy_brick(((x + sx + 1) / 32) * 32,
-                  (y / 32) * 32);
-  
-  playsound(sounds[SND_BRICK]);
+                   (y / 32) * 32);
+
+  play_sound(sounds[SND_BRICK]);
 }
 
 
@@ -3113,50 +3306,50 @@ void tryemptybox(int x, int y, int sx)
   if (isfullbox(x, y, sx))
     {
       if (shape(x, y, sx) == 'A')
-       {
-         /* Box with a distro! */
-         
-         add_bouncy_distro(((x + sx + 1) / 32) * 32,
-                           (y / 32) * 32 - 32);
-         
-         playsound(sounds[SND_DISTRO]);
-         score = score + SCORE_DISTRO;
-         distros++;
-       }
+        {
+          /* Box with a distro! */
+
+          add_bouncy_distro(((x + sx + 1) / 32) * 32,
+                            (y / 32) * 32 - 32);
+
+          play_sound(sounds[SND_DISTRO]);
+          score = score + SCORE_DISTRO;
+          distros++;
+        }
       else if (shape(x, y, sx) == 'B')
-       {
-         /* Add an upgrade! */
-         
-         if (tux_size == SMALL)
-           {
-             /* Tux is small, add mints! */
-             
-             add_upgrade(((x + sx + 1) / 32) * 32,
-                         (y / 32) * 32 - 32,
-                         UPGRADE_MINTS);
-           }
-         else
-           {
-             /* Tux is big, add coffee: */
-             
-             add_upgrade(((x + sx + 1) / 32) * 32,
-                         (y / 32) * 32 - 32,
-                         UPGRADE_COFFEE);
-           }
-         
-         playsound(sounds[SND_UPGRADE]);
-       }
+        {
+          /* Add an upgrade! */
+
+          if (tux_size == SMALL)
+            {
+              /* Tux is small, add mints! */
+
+              add_upgrade(((x + sx + 1) / 32) * 32,
+                          (y / 32) * 32 - 32,
+                          UPGRADE_MINTS);
+            }
+          else
+            {
+              /* Tux is big, add coffee: */
+
+              add_upgrade(((x + sx + 1) / 32) * 32,
+                          (y / 32) * 32 - 32,
+                          UPGRADE_COFFEE);
+            }
+
+          play_sound(sounds[SND_UPGRADE]);
+        }
       else if (shape(x, y, sx) == '!')
-       {
-         /* Add a golden herring */
-         
-         add_upgrade(((x + sx + 1) / 32) * 32,
-                     (y / 32) * 32 - 32,
-                     UPGRADE_HERRING);
-       }
-      
+        {
+          /* Add a golden herring */
+
+          add_upgrade(((x + sx + 1) / 32) * 32,
+                      (y / 32) * 32 - 32,
+                      UPGRADE_HERRING);
+        }
+
       /* Empty the box: */
-      
+
       change(x, y, sx, 'a');
     }
 }
@@ -3169,14 +3362,14 @@ void trygrabdistro(int x, int y, int sx, int bounciness)
   if (shape(x, y, sx) == '$')
     {
       change(x, y, sx, '.');
-      playsound(sounds[SND_DISTRO]);
-      
+      play_sound(sounds[SND_DISTRO]);
+
       if (bounciness == BOUNCE)
-       {
-         add_bouncy_distro(((x + sx + 1) / 32) * 32,
-                           (y / 32) * 32);
-       }
-      
+        {
+          add_bouncy_distro(((x + sx + 1) / 32) * 32,
+                            (y / 32) * 32);
+        }
+
       score = score + SCORE_DISTRO;
       distros++;
     }
@@ -3188,15 +3381,15 @@ void trygrabdistro(int x, int y, int sx, int bounciness)
 void add_bouncy_distro(int x, int y)
 {
   int i, found;
-  
+
   found = -1;
-  
+
   for (i = 0; i < NUM_BOUNCY_DISTROS && found == -1; i++)
     {
       if (!bouncy_distros[i].alive)
-       found = i;
+        found = i;
     }
-  
+
   if (found != -1)
     {
       bouncy_distros[found].alive = YES;
@@ -3224,15 +3417,15 @@ void add_broken_brick(int x, int y)
 void add_broken_brick_piece(int x, int y, int xm, int ym)
 {
   int i, found;
-  
+
   found = -1;
-  
+
   for (i = 0; i < NUM_BROKEN_BRICKS && found == -1; i++)
     {
       if (!broken_bricks[i].alive)
-       found = i;
+        found = i;
     }
-  
+
   if (found != -1)
     {
       broken_bricks[found].alive = YES;
@@ -3249,15 +3442,15 @@ void add_broken_brick_piece(int x, int y, int xm, int ym)
 void add_bouncy_brick(int x, int y)
 {
   int i, found;
-  
+
   found = -1;
-  
+
   for (i = 0; i < NUM_BOUNCY_BRICKS && found == -1; i++)
     {
       if (!bouncy_bricks[i].alive)
-       found = i;
+        found = i;
     }
-  
+
   if (found != -1)
     {
       bouncy_bricks[found].alive = YES;
@@ -3275,15 +3468,15 @@ void add_bouncy_brick(int x, int y)
 void add_bad_guy(int x, int y, int kind)
 {
   int i, found;
-  
+
   found = -1;
-  
+
   for (i = 0; i < NUM_BAD_GUYS && found == -1; i++)
     {
       if (!bad_guys[i].alive)
-       found = i;
+        found = i;
     }
-  
+
   if (found != -1)
     {
       bad_guys[found].alive = YES;
@@ -3306,24 +3499,24 @@ void add_bad_guy(int x, int y, int kind)
 void add_score(int x, int y, int s)
 {
   int i, found;
-  
-  
+
+
   /* Add the score: */
-  
+
   score = score + s;
-  
-  
+
+
   /* Add a floating score thing to the game: */
-  
+
   found = -1;
-  
+
   for (i = 0; i < NUM_FLOATING_SCORES && found == -1; i++)
     {
       if (!floating_scores[i].alive)
-       found = i;
+        found = i;
     }
-  
-  
+
+
   if (found != -1)
     {
       floating_scores[found].alive = YES;
@@ -3340,39 +3533,39 @@ void add_score(int x, int y, int s)
 void trybumpbadguy(int x, int y, int sx)
 {
   int i;
-  
-  
+
+
   /* Bad guys: */
-  
+
   for (i = 0; i < NUM_BAD_GUYS; i++)
     {
       if (bad_guys[i].alive &&
-         bad_guys[i].x >= x + sx - 32 && bad_guys[i].x <= x + sx + 32 &&
-         bad_guys[i].y >= y - 16 && bad_guys[i].y <= y + 16)
-       {
-         if (bad_guys[i].kind == BAD_BSOD ||
-             bad_guys[i].kind == BAD_LAPTOP)
-           {
-             bad_guys[i].dying = FALLING;
-             bad_guys[i].ym = -8;
-             playsound(sounds[SND_FALL]);
-           }
-       }
+          bad_guys[i].x >= x + sx - 32 && bad_guys[i].x <= x + sx + 32 &&
+          bad_guys[i].y >= y - 16 && bad_guys[i].y <= y + 16)
+        {
+          if (bad_guys[i].kind == BAD_BSOD ||
+              bad_guys[i].kind == BAD_LAPTOP)
+            {
+              bad_guys[i].dying = FALLING;
+              bad_guys[i].ym = -8;
+              play_sound(sounds[SND_FALL]);
+            }
+        }
     }
-  
-  
+
+
   /* Upgrades: */
-  
+
   for (i = 0; i < NUM_UPGRADES; i++)
     {
       if (upgrades[i].alive && upgrades[i].height == 32 &&
-         upgrades[i].x >= x + sx - 32 && upgrades[i].x <= x + sx + 32 &&
-         upgrades[i].y >= y - 16 && upgrades[i].y <= y + 16)
-       {
-         upgrades[i].xm = -upgrades[i].xm;
-         upgrades[i].ym = -8;
-         playsound(sounds[SND_BUMP_UPGRADE]);
-       }
+          upgrades[i].x >= x + sx - 32 && upgrades[i].x <= x + sx + 32 &&
+          upgrades[i].y >= y - 16 && upgrades[i].y <= y + 16)
+        {
+          upgrades[i].xm = -upgrades[i].xm;
+          upgrades[i].ym = -8;
+          play_sound(sounds[SND_BUMP_UPGRADE]);
+        }
     }
 }
 
@@ -3382,13 +3575,13 @@ void trybumpbadguy(int x, int y, int sx)
 void add_upgrade(int x, int y, int kind)
 {
   int i, found;
-  
+
   found = -1;
-  
+
   for (i = 0; i < NUM_UPGRADES && found == -1; i++)
     {
       if (!upgrades[i].alive)
-       found = i;
+        found = i;
     }
 
   if (found != -1)
@@ -3409,21 +3602,21 @@ void add_upgrade(int x, int y, int kind)
 void killtux(int mode)
 {
   tux_ym = -16;
-  playsound(sounds[SND_HURT]);
+
+  play_sound(sounds[SND_HURT]);
+
   if (tux_dir == RIGHT)
     tux_xm = -8;
   else if (tux_dir == LEFT)
     tux_xm = 8;
-  
+
   if (mode == SHRINK && tux_size == BIG)
     {
       if (tux_got_coffee)
-       tux_got_coffee = NO;
+        tux_got_coffee = NO;
 
       tux_size = SMALL;
-      
+
       tux_safe = TUX_SAFE_TIME;
     }
   else
@@ -3438,34 +3631,34 @@ void killtux(int mode)
 void add_bullet(int x, int y, int dir, int xm)
 {
   int i, found;
-  
+
   found = -1;
-  
+
   for (i = 0; i < NUM_BULLETS && found == -1; i++)
     {
       if (!bullets[i].alive)
-       found = i;
+        found = i;
     }
 
   if (found != -1)
     {
       bullets[found].alive = YES;
-      
+
       if (dir == RIGHT)
-       {
-         bullets[found].x = x + 32;
-         bullets[found].xm = BULLET_XM + xm;
-       }
+        {
+          bullets[found].x = x + 32;
+          bullets[found].xm = BULLET_XM + xm;
+        }
       else
-       {
-         bullets[found].x = x;
-         bullets[found].xm = -BULLET_XM + xm;
-       }
-      
+        {
+          bullets[found].x = x;
+          bullets[found].xm = -BULLET_XM + xm;
+        }
+
       bullets[found].y = y;
       bullets[found].ym = BULLET_STARTING_YM;
-      
-      playsound(sounds[SND_SHOOT]);
+
+      play_sound(sounds[SND_SHOOT]);
     }
 }
 
@@ -3473,7 +3666,7 @@ void add_bullet(int x, int y, int dir, int xm)
 void drawendscreen(void)
 {
   char str[80];
-  
+
   clearscreen(0, 0, 0);
 
   drawcenteredtext("GAMEOVER", 200, letters_red, NO_UPDATE);
@@ -3491,7 +3684,7 @@ void drawendscreen(void)
 void drawresultscreen(void)
 {
   char str[80];
-  
+
   clearscreen(0, 0, 0);
 
   drawcenteredtext("Result:", 200, letters_red, NO_UPDATE);
@@ -3503,6 +3696,9 @@ void drawresultscreen(void)
   drawcenteredtext(str, 256, letters_blue, NO_UPDATE);
 
   SDL_Flip(screen);
-  SDL_Delay(2000);
+  /*SDL_Delay(2000);*/
+  sleep(2);
 }
 
+void savegame(void)
+{}