网页返回顶部

来源：互联网发布：微盘交易系统源码编辑：程序博客网时间：2024/06/04 22:01

<html xmlns="http://www.w3.org/1999/xhtml"><head runat="server">    <title></title>    <script src="Scripts/jquery-1.7.1.js" type="text/javascript"></script>    <script type="text/javascript">        $(window).scroll(function () {            var sc = $(window).scrollTop();            var rwidth = $(window).width;            if (sc > 1000) {                $("#goTop").show("slow");                $("#goTop").css("left", (rwidth - 36) + "px");            } else {                $("#goTop").hide("slow");            }            $("#goTop").click(function () {                $(window).scrollTop(0);            });        });    </script>    <style type="text/css">                #goTop        {            position: fixed;            width: 52px;            bottom: 1px;            height: 52px;            cursor: pointer;            display: none;            background-image: url(Images/toTop.gif);        }    </style></head><body>    <form id="form1" runat="server">    <div style="width: 1000px; height: 5000px; background-color: Yellow;">        sdfdsfdsfds    </div>    <div id="goTop">    </div>    </form></body></html>

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