jquery代码实现简单的随机图片瀑布流效果

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>jquery随机图片瀑布流无限加载</title>
<style type="text/css">
*{margin:0;padding:0;list-style-type:none;}
a,img{border:0;}
body{font:12px/180% Arial, Helvetica, sans-serif, "新宋体";}
/* container */
#container{width:940px;margin:50px auto;}
#container ul{width:300px;list-style:none;float:left;margin-right:20px;}
#container ul li{margin-bottom:20px;}
#container ul li img{width:300px;}
</style>
</head>
<body>
<div id="container">
<ul class="col">
<li><img src="201405/-1.jpg" alt=""/></li>
<li><img src="201405/-2.jpg" alt=""/></li>
<li><img src="201405/-3.jpg" alt=""/></li>
</ul>
<ul class="col"></ul>
<ul class="col" style="margin-right:0"></ul>
</div>
<script type="text/javascript" src="/ajaxjs/jquery-1.9.1.min.js"></script>
<script type="text/javascript">
$(function(){
function loadMeinv(){
var data = 0;
for(var i=0;i<9;i++){//每次加载时模拟随机加载图片
data = parseInt(Math.random()*9);
var html = "";
html = '<li><img src = /-'
+data+'.jpg><p>src='
+data+'.jpg</p></li>';
$minUl = getMinUl();
$minUl.append(html);
}
}
loadMeinv();
$(window).on("scroll",function(){
$minUl = getMinUl();
if($minUl.height() <= $(window).scrollTop()+$(window).height()){
//当最短的ul的高度比窗口滚出去的高度+浏览器高度大时加载新图片
loadMeinv();
}
})
function getMinUl(){//每次获取最短的ul,将图片放到其后
var $arrUl = $("#container .col");
var $minUl =$arrUl.eq(0);
$arrUl.each(function(index,elem){
if($(elem).height()<$minUl.height()){
$minUl = $(elem);
}
});
return $minUl;
}
})
</script>
<div style="text-align:center;margin:50px 0; font:normal 14px/24px 'MicroSoft YaHei';">
</div>
<div>http://www.jb51.net/</div>
</body>
</html>