jQuery+CSS3点击水波动画竖直导航栏代码

js代码

<script  type=\"text/javascript\" src=\"js/jquery.min.js\"></script>
<script type=\"text/javascript\">
//jQuery time
var parent, ink, d, x, y;
$(\".nav ul li a\").click(function(e){
	parent = $(this).parent();
	//create .ink element if it doesn\'t exist
	if(parent.find(\".ink\").length == 0)
		parent.prepend(\"<span class=\'ink\'></span>\");
		
	ink = parent.find(\".ink\");
	//incase of quick double clicks stop the previous animation
	ink.removeClass(\"animate\");
	
	//set size of .ink
	if(!ink.height() && !ink.width())
	{
		//use parent\'s width or height whichever is larger for the diameter to make a circle which can cover the entire element.
		d = Math.max(parent.outerWidth(), parent.outerHeight());
		ink.css({height: d, width: d});
	}
	
	//get click coordinates
	//logic = click coordinates relative to page - parent\'s position relative to page - half of self height/width to make it controllable from the center;
	x = e.pageX - parent.offset().left - ink.width()/2;
	y = e.pageY - parent.offset().top - ink.height()/2;
	
	//set the position and add class .animate
	ink.css({top: y+\'px\', left: x+\'px\'}).addClass(\"animate\");
})
</script>