$(document).ready(function(){
						   
// when mouse rolls over
$("li").mouseover(function(){
	$(this).stop().animate({height:'150px'},
						   {queue:false, duration:900, easing: 'easeOutBounce'})
						   });

// when mouse is removed
$("li").mouseout(function(){
	$(this).stop().animate({height:'50px'},
						   {queue:false, duration:900, easing: 'easeOutBounce'})
						  });

});