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    <html xmlns="http://www.w3.org/1999/xhtml">
    <HEAD>
    <TITLE>随滚动条移动的层 - webjx.com</TITLE>
    <META HTTP-EQUIV="Content-Type" CONTENT="text/html" charset="gb2312">
    <META NAME="Author" CONTENT="flasher">
    <META NAME="homepage" CONTENT="www.webjx.com">
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    <style>
    <!--
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     position: absolute;
     border: 2px solid red;
     background-color: #EFEFEF;
     line-height:90px;
     font-size:12px;
     z-index:1000;
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    </style>
    <BODY>
    <div id="Javascript.Div1" class="div" style=" 240px; height:90px" align="center">正中...</div>
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    <div id="Javascript.Div2" class="div" style=" 240px; height:90px" align="center">左上...</div>
    <SCRIPT LANGUAGE="JavaScript">
    function sc2(){
     document.getElementById("Javascript.Div2").style.top=(document.documentElement.scrollTop)+"px";
     document.getElementById("Javascript.Div2").style.left=(document.documentElement.scrollLeft)+"px";
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    <div id="Javascript.Div3" class="div" style=" 240px; height:90px" align="center">左下...</div>
    <SCRIPT LANGUAGE="JavaScript">
    function sc3(){
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     document.getElementById("Javascript.Div3").style.left=(document.documentElement.scrollLeft)+"px";
    }
    </SCRIPT>
     
    <div id="Javascript.Div4" class="div" style=" 240px; height:90px" align="center">右上...</div>
    <SCRIPT LANGUAGE="JavaScript">
    function sc4(){
     document.getElementById("Javascript.Div4").style.top=(document.documentElement.scrollTop)+"px";
     document.getElementById("Javascript.Div4").style.left=(document.documentElement.scrollLeft+document.documentElement.clientWidth-document.getElementById("Javascript.Div4").offsetWidth)+"px";
    }
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    <div id="Javascript.Div5" class="div" style=" 240px; height:90px" align="center">右下...</div>
    <SCRIPT LANGUAGE="JavaScript">
    function sc5(){
     document.getElementById("Javascript.Div5").style.top=(document.documentElement.scrollTop+document.documentElement.clientHeight-document.getElementById("Javascript.Div5").offsetHeight)+"px";
     document.getElementById("Javascript.Div5").style.left=(document.documentElement.scrollLeft+document.documentElement.clientWidth-document.getElementById("Javascript.Div5").offsetWidth)+"px";
    }
    </SCRIPT>
     

    <SCRIPT LANGUAGE="JavaScript">
    <!--
    function scall(){
     sc1();sc2();sc3();sc4();sc5();
    }
    window.onscroll=scall;
    window.onresize=scall;
    window.onload=scall;
    //-->
    </SCRIPT>
    <div style="position: absolute; top: 0px; left: 0px; 10000px; height: 4000px;"></div>
    </BODY>
    </HTML>
     
     
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  • 原文地址：https://www.cnblogs.com/streetpasser/p/2540496.html
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