Sets the x,y position of the current window. (window.moveTo)

        :Args:
         - x: the x-coordinate in pixels to set the window position
         - y: the y-coordinate in pixels to set the window position

        :Usage:
            ::

                driver.set_window_position(0,0)

def set_window_position(self, x, y, windowHandle='current'):
        """
        Sets the x,y position of the current window. (window.moveTo)

        :Args:
         - x: the x-coordinate in pixels to set the window position
         - y: the y-coordinate in pixels to set the window position

        :Usage:
            ::

                driver.set_window_position(0,0)
        """
        if self.w3c:
            if windowHandle != 'current':
                warnings.warn("Only 'current' window is supported for W3C compatibile browsers.")
            return self.set_window_rect(x=int(x), y=int(y))
        else:
            self.execute(Command.SET_WINDOW_POSITION,
                         {
                             'x': int(x),
                             'y': int(y),
                             'windowHandle': windowHandle
                         })