diff --git a/include/input.h b/include/input.h
index bc268f9..0a95b29 100644
--- a/include/input.h
+++ b/include/input.h
@@ -146,6 +146,7 @@ void mouse_get_pos(int *x, int *y);
 void mouse_set_pos(int x, int y);
 void mouse_get_wheel(int *forward, int *back);
 void mouse_clear_wheel(void);
+bool mouse_show_cursor(bool show);
 void register_input_handler(void(*handler)(const char*));
 void clear_input_handler(void);
 void register_editing_handler(void(*handler)(const char*, int, int));
diff --git a/src/hll/SystemService.c b/src/hll/SystemService.c
index f952bad..c686b1c 100644
--- a/src/hll/SystemService.c
+++ b/src/hll/SystemService.c
@@ -18,6 +18,7 @@
 
 #include "system4/string.h"
 
+#include "input.h"
 #include "mixer.h"
 #include "xsystem4.h"
 #include "hll.h"
@@ -71,8 +72,17 @@ static int SystemService_GetViewHeight(void)
 	return config.view_height;
 }
 
-//bool SystemService_MoveMouseCursorPosImmediately(int nX, int nY);
-//bool SystemService_SetHideMouseCursorByGame(bool bHide);
+static bool SystemService_MoveMouseCursorPosImmediately(int x, int y)
+{
+	mouse_set_pos(x, y);
+	return true;
+}
+
+static bool SystemService_SetHideMouseCursorByGame(bool hide)
+{
+	return mouse_show_cursor(!hide);
+}
+
 //bool SystemService_GetHideMouseCursorByGame(void);
 //bool SystemService_SetUsePower2Texture(bool bUse);
 //bool SystemService_GetUsePower2Texture(void);
@@ -185,8 +195,8 @@ HLL_LIBRARY(SystemService,
 	    HLL_TODO_EXPORT(UpdateView, SystemService_UpdateView),
 	    HLL_EXPORT(GetViewWidth, SystemService_GetViewWidth),
 	    HLL_EXPORT(GetViewHeight, SystemService_GetViewHeight),
-	    HLL_TODO_EXPORT(MoveMouseCursorPosImmediately, SystemService_MoveMouseCursorPosImmediately),
-	    HLL_TODO_EXPORT(SetHideMouseCursorByGame, SystemService_SetHideMouseCursorByGame),
+	    HLL_EXPORT(MoveMouseCursorPosImmediately, SystemService_MoveMouseCursorPosImmediately),
+	    HLL_EXPORT(SetHideMouseCursorByGame, SystemService_SetHideMouseCursorByGame),
 	    HLL_TODO_EXPORT(GetHideMouseCursorByGame, SystemService_GetHideMouseCursorByGame),
 	    HLL_TODO_EXPORT(SetUsePower2Texture, SystemService_SetUsePower2Texture),
 	    HLL_TODO_EXPORT(GetUsePower2Texture, SystemService_GetUsePower2Texture),
diff --git a/src/input.c b/src/input.c
index ee2aebf..75317f8 100644
--- a/src/input.c
+++ b/src/input.c
@@ -235,6 +235,11 @@ void mouse_clear_wheel(void)
 	wheel_dir = 0;
 }
 
+bool mouse_show_cursor(bool show)
+{
+	return SDL_ShowCursor(show ? SDL_ENABLE : SDL_DISABLE) >= 0;
+}
+
 static void key_event(SDL_KeyboardEvent *e, bool pressed)
 {
 	if (e->keysym.scancode >= (sizeof(sdl_keytable)/sizeof(*sdl_keytable)))