复制代码 代码如下:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script type="text/javascript" src="jquery-1.6.2.js"></script>
<script type="text/javascript">
$(function(){
var lazyheight = 0;
//获取数据
function showload(){
lazyheight = parseFloat($(window).height()) + parseFloat($(window).scrollTop());
if ($(document).height()-100 <= lazyheight) {
alert("xxx");
}
}
//showload();
//绑定事件
$(window).bind("scroll", function(){
//当滚动条滚动时
showload();
});
})
</script>
</head>
<body>
<img src="82938048_46374805.jpg"/>
<img src="82938048_46374805.jpg"/>
<img src="82938048_46374805.jpg"/>
</body>
</html>