animate syntax:
$(selector).animate(styles, speed, easing, callback)
.stop(); // Stop the current animation along the way Return to the starting point. If you click again during the return process, it will pause on the way.
.stop(true); // If you click Stop during the journey to stop all animations, you will directly reach the end point. If you click again during the return process, It will pause on the way
.stop(true,true); // Stop all animations. Clicking stop during the journey will directly reach the end point. If you click again during the return process, it will stop at the starting point.