Mine

def get_space_size():	size=Blender.BGL.Buffer(Blender.BGL.GL_FLOAT, 4)	Blender.BGL.glGetFloatv(Blender.BGL.GL_SCISSOR_BOX, size)	size= size.list 	return int(size[0]), int(size[1])def area_mouse_coords():	a = get_space_size()	b = Blender.Window.GetMouseCoords()	return b[0]-a[0], b[1]-a[1]