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<!doctype html>
<meta charset=utf-8>
<html>
<head>
<title>Demo</title>
</head>
<body>
<style>
.main_wrapper{width:500px;height:250px;margin:0 auto;}
#main{width:500px;height:200px;border:1px solid red;}
</style>
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script>
<div class="main_wrapper">
<div id="main"></div>
<input id="testBtnLeft" type="button" value="<<Left" />
<input id="testBtnRight" type="button" value="Right>>" />
</div>
<script>
/*
*数据来源可能过ajax异步获取
*
*/
var id = 8;
$("#testBtnLeft").click(function(){
window.location.href="#?id="+(--id);
$("#main").empty().html("LEFT::::::this is a test "+id);
});
$("#testBtnRight").click(function(){
window.location.href="#?id="+(++id);
$("#main").empty().html("RIGHT::::::data data data data data data "+id);
});
</script>
</body>
</html>