diff --git a/backends/PalmOS/Src/palm.cpp b/backends/PalmOS/Src/palm.cpp
index d0ae3c65a2f..a64d99668b9 100644
--- a/backends/PalmOS/Src/palm.cpp
+++ b/backends/PalmOS/Src/palm.cpp
@@ -603,6 +603,7 @@ void OSystem_PALMOS::SimulateArrowKeys(Event *event, Int8 iHoriz, Int8 iVert, Bo
 	event->event_code = EVENT_MOUSEMOVE;
 	event->mouse.x = x;
 	event->mouse.y = y;
+	set_mouse_pos(event->mouse.x, event->mouse.y);
 }
 
 static void getCoordinates(EventPtr event, Boolean wide, Coord *x, Coord *y) {
@@ -811,6 +812,7 @@ bool OSystem_PALMOS::poll_event(Event *event) {
 			event->event_code = EVENT_MOUSEMOVE;
 			event->mouse.x = x;
 			event->mouse.y = y - _decaly;
+			set_mouse_pos(event->mouse.x, event->mouse.y);
 			return true;
 
 		case penDownEvent:
diff --git a/backends/dc/input.cpp b/backends/dc/input.cpp
index 868f6c1fe00..e7b3dad0724 100644
--- a/backends/dc/input.cpp
+++ b/backends/dc/input.cpp
@@ -184,6 +184,7 @@ bool OSystem_Dreamcast::poll_event(Event *event)
     event->event_code = EVENT_MOUSEMOVE;
     _ms_old_x = _ms_cur_x;
     _ms_old_y = _ms_cur_y;
+    set_mouse_pos(event->mouse.x, event->mouse.y);
     return true;
   } else {
     event->event_code = (EventCode)0;
diff --git a/backends/gp32/gp32.cpp b/backends/gp32/gp32.cpp
index 2c266aeca42..d81fbc2b8e6 100644
--- a/backends/gp32/gp32.cpp
+++ b/backends/gp32/gp32.cpp
@@ -873,107 +873,107 @@ bool OSystem_GP32::poll_event(Event *event) { 	// fixme: make more user-friendly
 	int key;	
 
 	key=GpKeyGet();	
-		if (key == GPC_VK_NONE) {
-			if (lastevent==EVENT_LBUTTONDOWN) {
-				lastevent=0;
-				event->event_code = EVENT_LBUTTONUP;
-				return true;
-			}
-			return false;
-		}	
-
-		if (key == oldkey) {
-			eventcount--;
-			if (eventcount) return false;
-		}
-		oldkey=key;
-		eventcount=EVENT_COUNT;
-
-		event->event_code = EVENT_KEYDOWN;
-
-		if (key & GPC_VK_FL && key & GPC_VK_FR) { // L+R = save state
-			printf("Saving game, please wait...");
-
-			//extern void autosave(void * engine); 
-			//autosave(NULL); //FIXME?
-			do key=GpKeyGet(); while (key != GPC_VK_NONE) ;
-			return false;
-		} else
-
-		if(key & GPC_VK_FL) { // L = debug console
-			//GpGraphicModeSet(8, NULL); //FIXME: if 16bit?
-			currsurface=DEBUG_SURFACE;
-			GpSurfaceFlip(&gpDraw[currsurface]);
-			GpSetPaletteEntry ( 0, 0,0,0 );
-			GpSetPaletteEntry ( 1, 255,0,0 );
-			GpSetPaletteEntry ( 2, 255,255,255 );
-			return false;
-		} else
-
-		if (key & GPC_VK_FR) {  // R = game screen
-			//if (_overlay_visible) GpGraphicModeSet(16, NULL); 
-			//	else GpGraphicModeSet(8, NULL);
-			currsurface=GAME_SURFACE;
-			GpSurfaceFlip(&gpDraw[currsurface]);
-
-			_paletteDirtyStart=0;
-			_paletteDirtyEnd=255; //fixme?			
-			return false;
-		}
-
-		if(key & GPC_VK_START) { // START = menu
-			event->kbd.keycode = 319;
-			event->kbd.ascii = 319;
-			return true;			
-		}
-
-		if(key & GPC_VK_SELECT) { // SELECT == escape/skip
-			if (_overlay_visible) 
-				do key=GpKeyGet(); while (key != GPC_VK_NONE) ; // prevent 2xESC
-			event->kbd.keycode = 27;
-			event->kbd.ascii = 27;		
-			return true;
-		}		
-
-		if (key & GPC_VK_FA) {
-			lastevent=EVENT_LBUTTONDOWN;
-			event->event_code = EVENT_LBUTTONDOWN;
-			return true;
-		}
-		if (key & GPC_VK_FB) {
-			lastevent=EVENT_RBUTTONDOWN;
-			event->event_code = EVENT_RBUTTONDOWN;
+	if (key == GPC_VK_NONE) {
+		if (lastevent==EVENT_LBUTTONDOWN) {
+			lastevent=0;
+			event->event_code = EVENT_LBUTTONUP;
 			return true;
 		}
+		return false;
+	}	
 
-		event->event_code = EVENT_MOUSEMOVE;
+	if (key == oldkey) {
+		eventcount--;
+		if (eventcount) return false;
+	}
+	oldkey=key;
+	eventcount=EVENT_COUNT;
 
-		if(key & GPC_VK_LEFT) {
-			mx-=MOUSE_MIPS;
-			if (mx<1) mx=1; // wrong if 0?
-		}
+	event->event_code = EVENT_KEYDOWN;
 
-		if(key & GPC_VK_RIGHT) {
-			mx+=MOUSE_MIPS;
-			if (mx>319) mx=319;
-		}
+	if (key & GPC_VK_FL && key & GPC_VK_FR) { // L+R = save state
+		printf("Saving game, please wait...");
 
-		if(key & GPC_VK_UP) {
-			my-=MOUSE_MIPS;
-			if (my<1) my=1; // wrong if 0?
-		}
+		//extern void autosave(void * engine); 
+		//autosave(NULL); //FIXME?
+		do key=GpKeyGet(); while (key != GPC_VK_NONE) ;
+		return false;
+	}
+	
+	if (key & GPC_VK_FL) { // L = debug console
+		//GpGraphicModeSet(8, NULL); //FIXME: if 16bit?
+		currsurface=DEBUG_SURFACE;
+		GpSurfaceFlip(&gpDraw[currsurface]);
+		GpSetPaletteEntry ( 0, 0,0,0 );
+		GpSetPaletteEntry ( 1, 255,0,0 );
+		GpSetPaletteEntry ( 2, 255,255,255 );
+		return false;
+	}
+	
+	if (key & GPC_VK_FR) {  // R = game screen
+		//if (_overlay_visible) GpGraphicModeSet(16, NULL); 
+		//	else GpGraphicModeSet(8, NULL);
+		currsurface=GAME_SURFACE;
+		GpSurfaceFlip(&gpDraw[currsurface]);
 
-		if(key & GPC_VK_DOWN) {
-			my+=MOUSE_MIPS;
-			if (my>199) my=199;
-		}
+		_paletteDirtyStart=0;
+		_paletteDirtyEnd=255; //fixme?			
+		return false;
+	}
 
-		event->event_code = EVENT_MOUSEMOVE;
-		km.x = event->mouse.x = mx;
-		km.y = event->mouse.y = my;
+	if (key & GPC_VK_START) { // START = menu
+		event->kbd.keycode = 319;
+		event->kbd.ascii = 319;
+		return true;			
+	}
 
-		event->mouse.x /= _scaleFactor;
-		event->mouse.y /= _scaleFactor;	
+	if (key & GPC_VK_SELECT) { // SELECT == escape/skip
+		if (_overlay_visible) 
+			do key=GpKeyGet(); while (key != GPC_VK_NONE) ; // prevent 2xESC
+		event->kbd.keycode = 27;
+		event->kbd.ascii = 27;		
+		return true;
+	}		
+
+	if (key & GPC_VK_FA) {
+		lastevent=EVENT_LBUTTONDOWN;
+		event->event_code = EVENT_LBUTTONDOWN;
+		return true;
+	}
+	if (key & GPC_VK_FB) {
+		lastevent=EVENT_RBUTTONDOWN;
+		event->event_code = EVENT_RBUTTONDOWN;
+		return true;
+	}
+
+	if(key & GPC_VK_LEFT) {
+		mx-=MOUSE_MIPS;
+		if (mx<1) mx=1; // wrong if 0?
+	}
+
+	if(key & GPC_VK_RIGHT) {
+		mx+=MOUSE_MIPS;
+		if (mx>319) mx=319;
+	}
+
+	if(key & GPC_VK_UP) {
+		my-=MOUSE_MIPS;
+		if (my<1) my=1; // wrong if 0?
+	}
+
+	if(key & GPC_VK_DOWN) {
+		my+=MOUSE_MIPS;
+		if (my>199) my=199;
+	}
+
+	event->event_code = EVENT_MOUSEMOVE;
+	km.x = event->mouse.x = mx;
+	km.y = event->mouse.y = my;
+
+	event->mouse.x /= _scaleFactor;
+	event->mouse.y /= _scaleFactor;	
+
+	set_mouse_pos(event->mouse.x, event->mouse.y);
 }
 
 // Set the function to be invoked whenever samples need to be generated
diff --git a/backends/morphos/morphos.cpp b/backends/morphos/morphos.cpp
index b8d6b0d963f..1dab0068089 100644
--- a/backends/morphos/morphos.cpp
+++ b/backends/morphos/morphos.cpp
@@ -894,6 +894,7 @@ bool OSystem_MorphOS::poll_event(Event *event)
 				event->event_code = EVENT_MOUSEMOVE;
 				event->mouse.x = newx;
 				event->mouse.y = newy;
+				set_mouse_pos(event->mouse.x, event->mouse.y);
 				break;
 			}
 
diff --git a/backends/sdl/sdl-common.cpp b/backends/sdl/sdl-common.cpp
index 84d80f3ca8b..0b944333844 100644
--- a/backends/sdl/sdl-common.cpp
+++ b/backends/sdl/sdl-common.cpp
@@ -708,6 +708,8 @@ bool OSystem_SDL_Common::poll_event(Event *event) {
 
 			if (_adjustAspectRatio)
 				event->mouse.y = aspect2Real(event->mouse.y);
+			
+			set_mouse_pos(event->mouse.x, event->mouse.y);
 			return true;
 
 		case SDL_MOUSEBUTTONDOWN:
diff --git a/backends/wince/wince.cpp b/backends/wince/wince.cpp
index 703e752ab31..78962e550e1 100644
--- a/backends/wince/wince.cpp
+++ b/backends/wince/wince.cpp
@@ -1751,6 +1751,9 @@ bool OSystem_WINCE3::poll_event(Event *event) {
 			return false;
 
 		*event = _event;
+		
+		if (_event.event_code == EVENT_MOUSEMOVE)
+			set_mouse_pos(_event.mouse.x, _event.mouse.y);
 
 		_event.event_code = EVENT_WHEELUP;
 
diff --git a/backends/x11/x11.cpp b/backends/x11/x11.cpp
index f146f028243..29d394c86da 100644
--- a/backends/x11/x11.cpp
+++ b/backends/x11/x11.cpp
@@ -1006,6 +1006,7 @@ bool OSystem_X11::poll_event(Event *scumm_event)
 			scumm_event->event_code = EVENT_MOUSEMOVE;
 			scumm_event->mouse.x = event.xmotion.x - scumm_x;
 			scumm_event->mouse.y = event.xmotion.y - scumm_y;
+			set_mouse_pos(scumm_event->mouse.x, scumm_event->mouse.y);
 			return true;
 
 		case ConfigureNotify:{
diff --git a/common/system.h b/common/system.h
index 5814e7a3c80..51fca24f667 100644
--- a/common/system.h
+++ b/common/system.h
@@ -198,17 +198,8 @@ public:
 	/** Show or hide the mouse cursor. */
 	virtual bool show_mouse(bool visible) = 0;
 	
-	/**
-	 * Set the position of the mouse cursor.
-	 * @see warp_mouse
-	 */
-	virtual void set_mouse_pos(int x, int y) = 0;
-
 	/** 
-	 * Warp the mouse cursor to the specified position. Where set_mouse_pos()
-	 * only informs the backend of the mouse cursor's current position, this
-	 * function actually moves the cursor to the specified position.
-	 * @see set_mouse_pos
+	 * Move ("warp) the mouse cursor to the specified position.
 	 */
 	virtual void warp_mouse(int x, int y) = 0;
 	
diff --git a/gui/newgui.cpp b/gui/newgui.cpp
index 5bdcb77df72..5a23fbfb19a 100644
--- a/gui/newgui.cpp
+++ b/gui/newgui.cpp
@@ -164,7 +164,6 @@ void NewGui::runLoop() {
 						_currentKeyDown.keycode = 0;
 					break;
 				case OSystem::EVENT_MOUSEMOVE:
-					_system->set_mouse_pos(event.mouse.x, event.mouse.y);
 					activeDialog->handleMouseMoved(event.mouse.x - activeDialog->_x, event.mouse.y - activeDialog->_y, 0);
 					break;
 				// We don't distinguish between mousebuttons (for now at least)
diff --git a/scumm/scummvm.cpp b/scumm/scummvm.cpp
index b81a5917411..ff641ee67ca 100644
--- a/scumm/scummvm.cpp
+++ b/scumm/scummvm.cpp
@@ -1431,8 +1431,6 @@ void Scumm::parseEvents() {
 		case OSystem::EVENT_MOUSEMOVE:
 			_mouse.x = event.mouse.x;
 			_mouse.y = event.mouse.y;
-			_system->set_mouse_pos(event.mouse.x, event.mouse.y);
-			_system->update_screen();
 			break;
 
 		case OSystem::EVENT_LBUTTONDOWN:
diff --git a/simon/simon.cpp b/simon/simon.cpp
index b24da6cb6f8..5e39858db91 100644
--- a/simon/simon.cpp
+++ b/simon/simon.cpp
@@ -264,7 +264,6 @@ SimonEngine::SimonEngine(GameDetector *detector, OSystem *syst)
 	_fast_mode = 0;
 	_dx_use_3_or_4_for_lock = 0;
 
-	_mouse_pos_changed = 0;
 	_debugMode = 0;
 	_debugLevel = 0;
 	_language = 0;
@@ -4289,10 +4288,6 @@ void SimonEngine::dx_update_screen_and_palette() {
 		}
 	}
 
-	if (_mouse_pos_changed) {
-		_mouse_pos_changed = false;
-		_system->set_mouse_pos(_sdl_mouse_x, _sdl_mouse_y);
-	}
 	_system->copy_rect(_sdl_buf_attached, 320, 0, 0, 320, 200);
 	_system->update_screen();
 
@@ -4494,7 +4489,6 @@ void SimonEngine::delay(uint amount) {
 				case OSystem::EVENT_MOUSEMOVE:
 					_sdl_mouse_x = event.mouse.x;
 					_sdl_mouse_y = event.mouse.y;
-					_mouse_pos_changed = true;
 					break;
 
 					case OSystem::EVENT_LBUTTONDOWN:
diff --git a/simon/simon.h b/simon/simon.h
index f032fdb3cde..d38ebc4eafa 100644
--- a/simon/simon.h
+++ b/simon/simon.h
@@ -179,7 +179,6 @@ protected:
 	bool _fast_mode;
 	bool _dx_use_3_or_4_for_lock;
 
-	bool _mouse_pos_changed;
 	uint16 _debugMode;
 	uint16 _language;
 	bool _noSubtitles;
diff --git a/sky/control.cpp b/sky/control.cpp
index 5a9ffc77809..a161066b3e6 100644
--- a/sky/control.cpp
+++ b/sky/control.cpp
@@ -1697,7 +1697,6 @@ void SkyControl::delay(unsigned int amount) {
 				case OSystem::EVENT_MOUSEMOVE:
 					_mouseX = event.mouse.x;
 					_mouseY = event.mouse.y;
-					_system->set_mouse_pos(_mouseX, _mouseY);
 					break;
 
 				case OSystem::EVENT_LBUTTONDOWN:
diff --git a/sky/sky.cpp b/sky/sky.cpp
index 85d351329cd..cb0ba22b826 100644
--- a/sky/sky.cpp
+++ b/sky/sky.cpp
@@ -415,7 +415,6 @@ void SkyState::delay(uint amount) { //copied and mutilated from Simon.cpp
 					if (!(_systemVars.systemFlags & SF_MOUSE_LOCKED)) {
 						_sdl_mouse_x = event.mouse.x;
 						_sdl_mouse_y = event.mouse.y;
-						_system->set_mouse_pos(_sdl_mouse_x, _sdl_mouse_y);
 					}
 					break;
 
diff --git a/sword2/driver/rdwin.cpp b/sword2/driver/rdwin.cpp
index 101c4cf7e2a..2a3205f61b7 100644
--- a/sword2/driver/rdwin.cpp
+++ b/sword2/driver/rdwin.cpp
@@ -168,7 +168,6 @@ void Sword2State::parseEvents() {
 		case OSystem::EVENT_MOUSEMOVE:
 			mousex = event.mouse.x;
 			mousey = event.mouse.y;
-			_system->set_mouse_pos(event.mouse.x, event.mouse.y);
 			break;
 		case OSystem::EVENT_LBUTTONDOWN:
 			LogMouseEvent(RD_LEFTBUTTONDOWN);