diff --git a/project/jni/application/pachi/src/fx.h b/project/jni/application/pachi/src/fx.h
index 1fad74c2a..0cc7f45fc 100644
--- a/project/jni/application/pachi/src/fx.h
+++ b/project/jni/application/pachi/src/fx.h
@@ -26,7 +26,7 @@ void respawn() // rutina que hace reaparecer a Pachi
 	if((P_scansrect[a].y<mplayer[dificulty].y+R_gamearea_y+P_h-(P_h-a))&&(P_scansrect[a].y>R_gamearea_y))
 	{
 	    SDL_BlitSurface(player,&P_srcscan[a],screen,&P_scansrect[a]);
-	    SDL_UpdateRect(screen,P_scansrect[a].x,P_scansrect[a].y,P_scansrect[a].w,P_scansrect[a].h);
+	    //SDL_UpdateRect(screen,P_scansrect[a].x,P_scansrect[a].y,P_scansrect[a].w,P_scansrect[a].h);
 	}
     }
     if(scanpos_y<mplayer[dificulty].y+P_h)
@@ -76,7 +76,7 @@ float fade_object(float alpha)
 
     SDL_BlitSurface(screenbak,&fadingpos,screen,&realfadingpos);
     SDL_BlitSurface(fadeobject,NULL,screen,&realfadingpos);
-    SDL_UpdateRect(screen,realfadingpos.x,realfadingpos.y,realfadingpos.w,realfadingpos.h+2);
+    //SDL_UpdateRect(screen,realfadingpos.x,realfadingpos.y,realfadingpos.w,realfadingpos.h+2);
     if(fadealpha<5)
     {
     	fadingobject=0;
@@ -140,7 +140,7 @@ void bright_obj(int bright_x, int bright_y)
     SDL_BlitSurface(screenbak,&brdst,screen,&brdstreal);
 //    SDL_BlitSurface(tiles,&objsrc,screen,&objdstreal);
     SDL_BlitSurface(bright,&brsrc,screen,&brdstreal);
-    SDL_UpdateRect(screen,brdstreal.x,brdstreal.y,brdstreal.w,brdstreal.h);
+    //SDL_UpdateRect(screen,brdstreal.x,brdstreal.y,brdstreal.w,brdstreal.h);
 }
 
 void show_arrow(int arrow, int show)
@@ -159,7 +159,7 @@ void show_arrow(int arrow, int show)
 	    else
 		SDL_BlitSurface(screenbak, &src, screen, &dst);
 		
-	    SDL_UpdateRect(screen, dst.x, dst.y, dst.w, dst.h);
+	    //SDL_UpdateRect(screen, dst.x, dst.y, dst.w, dst.h);
 	    break;
 	case arrow_right:
 	    dst.x=R_gamearea_x+(R_maxtiles_h*R_tileside)-(10+dst.w);
@@ -169,7 +169,7 @@ void show_arrow(int arrow, int show)
 	    else
 		SDL_BlitSurface(screenbak, &src, screen, &dst);
 
-	    SDL_UpdateRect(screen, dst.x, dst.y, dst.w, dst.h);
+	    //SDL_UpdateRect(screen, dst.x, dst.y, dst.w, dst.h);
 	    break;
 	case arrow_up:
 //fprintf(stderr,"up");
diff --git a/project/jni/application/pachi/src/game.h b/project/jni/application/pachi/src/game.h
index 4c95f8635..cb05a9a5a 100644
--- a/project/jni/application/pachi/src/game.h
+++ b/project/jni/application/pachi/src/game.h
@@ -93,7 +93,7 @@ void stage_up()
     if(stage+1 != CEMETERY && stage+1 != CAVES && stage+1 != CASTLE && stage+1 != LAB)
     {
 	SDL_FillRect(screen, &scorerect, 0); // limpiamos el cuadrado de los marcadores
-	SDL_UpdateRect(screen, scorerect.x, scorerect.y, scorerect.w, scorerect.h);
+	//SDL_UpdateRect(screen, scorerect.x, scorerect.y, scorerect.w, scorerect.h);
     }
     mplayer[dificulty].objects = 0; mplayer[dificulty].stageup = 0;
     mplayer[dificulty].left = 0; mplayer[dificulty].right = 0;
@@ -112,6 +112,7 @@ void stage_up()
 	    Mix_PlayChannel(0,timer,0);
 	    print_monitor();
 	    print_timer();
+	    SDL_Flip(screen);
 	    SDL_Delay(20);
 	}
     }
@@ -148,7 +149,8 @@ void start_game()
     LoadT(&font,DATADIR"/fonts/font16d.T");
     SDL_SetColorKey(font, SDL_SRCCOLORKEY, SDL_MapRGB(font->format,0,0,0));
     print_text(font,screen,16,16,140,90,"LOADING GAME DATA... PLEASE WAIT");
-    SDL_UpdateRect(screen,140,90,520,16);
+    //SDL_UpdateRect(screen,140,90,520,16);
+    SDL_Flip(screen);
     SDL_FreeSurface(font);
     
     setgame();
@@ -283,7 +285,7 @@ void print_timer()
     else
 	print_text(font,screen,16,16,352,564,"%d:0%d",minutes,seconds);
 
-    SDL_UpdateRect(screen,224,544,208,40);
+    //SDL_UpdateRect(screen,224,544,208,40);
 }
 
 void do_gametimer()
@@ -342,6 +344,7 @@ void chk_sequence()
 
 void game_loop()
 {
+	print_room();
 	delta_time();
 	do_gametimer(); // esta rutina decrementa e imprime el timer
 	play_music();
@@ -354,5 +357,6 @@ void game_loop()
 	print_player();
 	chk_sequence(); // esta rutina se fija cual es el proximo objeto de la sequencia (Bomb Jack feature)
 	chk_state(); // esta rutina chequea si el personaje se murio, o si paso de nivel
+	SDL_Flip(screen);
 	SDL_Delay(1);
 }
diff --git a/project/jni/application/pachi/src/init.h b/project/jni/application/pachi/src/init.h
index febbcee92..9eedb4c98 100644
--- a/project/jni/application/pachi/src/init.h
+++ b/project/jni/application/pachi/src/init.h
@@ -33,7 +33,7 @@ void initsdl()
     SDL_WM_SetIcon(SDL_LoadBMP(DATADIR"/Tgfx/icon.bmp"),NULL);
 
     fullscreen=0;
-    screen = SDL_SetVideoMode(screen_w,screen_h,screen_bpp, /*SDL_HWSURFACE|SDL_DOUBLEBUF*/ SDL_SWSURFACE ); // TODO: fix HW surfaces
+    screen = SDL_SetVideoMode(screen_w,screen_h,screen_bpp, SDL_HWSURFACE|SDL_DOUBLEBUF /* SDL_SWSURFACE */ );
     if (screen == NULL)
     {
         fprintf(stderr, "Can't set the video mode. Quitting.\nError; %s\n", SDL_GetError());
diff --git a/project/jni/application/pachi/src/monsters.h b/project/jni/application/pachi/src/monsters.h
index 72f21d482..5d8d57ebf 100644
--- a/project/jni/application/pachi/src/monsters.h
+++ b/project/jni/application/pachi/src/monsters.h
@@ -208,8 +208,8 @@ void print_monsters()
 
 	    SDL_BlitSurface(screenbak, &oldmonsterpos, screen, &oldmonsterposreal);
 	    SDL_BlitSurface(monsters, &monstersrc, screen, &monsterposreal);
-	    SDL_UpdateRect(screen,oldmonsterposreal.x,oldmonsterposreal.y,M_w,M_h);
-	    SDL_UpdateRect(screen,monsterposreal.x,monsterposreal.y,M_w,M_h);
+	    //SDL_UpdateRect(screen,oldmonsterposreal.x,oldmonsterposreal.y,M_w,M_h);
+	    //SDL_UpdateRect(screen,monsterposreal.x,monsterposreal.y,M_w,M_h);
 	}
     }
 }
diff --git a/project/jni/application/pachi/src/output.h b/project/jni/application/pachi/src/output.h
index 8dc9c2589..0d358ea7b 100644
--- a/project/jni/application/pachi/src/output.h
+++ b/project/jni/application/pachi/src/output.h
@@ -93,7 +93,8 @@ void print_credits()
     SDL_SetColorKey(creditsbuffer, SDL_SRCCOLORKEY, SDL_MapRGB(creditsbuffer->format, 0, 255, 0));
     SDL_SetAlpha(creditsbuffer, SDL_SRCALPHA, 128);
 	SDL_BlitSurface(creditsbuffer, &cbuffer1, screen, &creditspos);
-	SDL_UpdateRect(screen,100,100,600,400);
+	//SDL_UpdateRect(screen,100,100,600,400);
+	SDL_Flip(screen);
 	SDL_Delay(50);
 	
 	linegone++;
@@ -140,7 +141,7 @@ void print_monitor()
     print_text(scorefont,screen,16,16,30,528, "LIVES:%d", mplayer[dificulty].lives);
     print_text(scorefont,screen,16,16,30,546, "STAGE:%d", stage);
     print_text(scorefont,screen,16,16,30,564, "ITEMS:%d/%d",mplayer[dificulty].objects,mstage[stage-1].objects);
-    SDL_UpdateRect(screen, 30, 482, 500, 100); 
+    //SDL_UpdateRect(screen, 30, 482, 500, 100); 
 }
 
 void blinkscreen(int R,int G, int B, int A)
@@ -207,7 +208,7 @@ void print_room()
     }
     SDL_BlitSurface(screen,&gamearea,screenbak,NULL);
     print_monitor(); //imprime la informacion del jugador (vidas, puntos, etc)
-    SDL_Flip(screen);
+    //SDL_Flip(screen);
 }
 
 void showcode(char *str)
@@ -220,7 +221,8 @@ void showcode(char *str)
 	code.x=280; code.y=220;code.w=240;code.h=50;
     print_text(scorefont,screen,16,16,code.x+8,code.y+7,"STAGE CODE IS:");
     print_text(scorefont1,screen,16,16,code.x+90,code.y+27,"%s",str);
-    SDL_UpdateRect(screen, code.x, code.y, code.w, code.h);
+    //SDL_UpdateRect(screen, code.x, code.y, code.w, code.h);
+    SDL_Flip(screen);
     escape_exit=0;
     while(escape_exit==0)
     {
@@ -242,6 +244,7 @@ void fadesurface(SDL_Surface *surface, int x, int y, int speed)
     float alpha=0;
     while(alpha<255)
     {
+	//SDL_FillRect(screen, NULL, SDL_MapRGB(screen->format,0,0,0));
 	delta_time();
 	SDL_SetAlpha(surface, SDL_SRCALPHA, int(alpha));
 	SDL_BlitSurface(surface, NULL, screen, &dst);
@@ -257,6 +260,7 @@ void fadesurface(SDL_Surface *surface, int x, int y, int speed)
 float intro_blit(SDL_Surface *surface, int x, int y, int w, int h, float blit_alpha, int speed, int back)
 {
     SDL_Rect dst;
+    //SDL_FillRect(screen, NULL, SDL_MapRGB(screen->format,0,0,0));
 	dst.x=x; dst.y=y; dst.w=w; dst.h=h;
     int alpha=int(blit_alpha);
     SDL_SetAlpha(surface, SDL_SRCALPHA, alpha);
diff --git a/project/jni/application/pachi/src/player.h b/project/jni/application/pachi/src/player.h
index 3fb4edf62..cb01013f4 100644
--- a/project/jni/application/pachi/src/player.h
+++ b/project/jni/application/pachi/src/player.h
@@ -345,8 +345,8 @@ void print_player()
     playersrc.h = mplayer[dificulty].h;
     
     SDL_BlitSurface(player, &playersrc, screen, &playerposreal);
-    SDL_UpdateRect(screen,oldplayerposreal.x,oldplayerposreal.y,P_w,oldplayerpos.h);
-    SDL_UpdateRect(screen,playerposreal.x,playerposreal.y,mplayer[dificulty].w,mplayer[dificulty].h);
+    //SDL_UpdateRect(screen,oldplayerposreal.x,oldplayerposreal.y,P_w,oldplayerpos.h);
+    //SDL_UpdateRect(screen,playerposreal.x,playerposreal.y,mplayer[dificulty].w,mplayer[dificulty].h);
 }
 
 void animateplayer()
diff --git a/project/jni/sdl-1.2/src/video/android/SDL_androidvideo-1.2.c b/project/jni/sdl-1.2/src/video/android/SDL_androidvideo-1.2.c
index 1ead2a51b..0559bd9cd 100644
--- a/project/jni/sdl-1.2/src/video/android/SDL_androidvideo-1.2.c
+++ b/project/jni/sdl-1.2/src/video/android/SDL_androidvideo-1.2.c
@@ -699,6 +699,7 @@ static void ANDROID_UpdateRects(_THIS, int numrects, SDL_Rect *rects)
 {
 	//__android_log_print(ANDROID_LOG_INFO, "libSDL", "ANDROID_UpdateRects()");
 	// Used only in single-buffer mode
+	//if( SDL_CurrentVideoSurface && !(SDL_CurrentVideoSurface->flags & SDL_HWSURFACE) )
 	ANDROID_FlipHWSurface(this, SDL_CurrentVideoSurface);
 }