随滚动条挪动的层

随滚动条移动的层
<!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>
<title>随滚动条移动的层</title>
<meta http-equiv="content-type" content="text/html" charset="utf-8">
<meta name="author" content="">
<meta name="homepage" content="">
</head>
<style>
<!--
.div{
position: absolute;
border: 1px solid blue;
background-color: #efefef;
line-height:60px;
font-size:12px;
z-index:1000;
}
-->
</style>
<body>
<div id="Javascript.Div1" class="div" style="width: 240px;" align="center">正中...</div>
<script language="javascript">
function sc1(){
	document.getElementById("Javascript.Div1").style.top=(document.documentElement.scrollTop+document.body.scrollTop+(document.documentElement.clientHeight-document.getElementById("Javascript.Div1").offsetHeight)/2)+"px";
	document.getElementById("Javascript.Div1").style.left=(document.documentElement.scrollLeft+(document.documentElement.clientWidth-document.getElementById("Javascript.Div1").offsetWidth)/2)+"px";
}
</script>


<div id="Javascript.Div2" class="div" style="width: 240px;" align="center">左上...</div>
<script language="javascript">
function sc2(){
	document.getElementById("Javascript.Div2").style.top=(document.documentElement.scrollTop+document.body.scrollTop)+"px";
	document.getElementById("Javascript.Div2").style.left=(document.documentElement.scrollLeft)+"px";
}
</script>

<div id="Javascript.Div3" class="div" style="width: 240px;" align="center">左下...</div>
<script language="javascript">
function sc3(){
	document.getElementById("Javascript.Div3").style.top=(document.documentElement.scrollTop+document.body.scrollTop+document.documentElement.clientHeight-document.getElementById("Javascript.Div3").offsetHeight)+"px";
	document.getElementById("Javascript.Div3").style.left=(document.documentElement.scrollLeft)+"px";
}
</script>

<div id="Javascript.Div4" class="div" style="width: 240px;" align="center">右上...</div>
<script language="javascript">
function sc4(){
	document.getElementById("Javascript.Div4").style.top=(document.documentElement.scrollTop+document.body.scrollTop)+"px";
	document.getElementById("Javascript.Div4").style.left=(document.documentElement.scrollLeft+document.documentElement.clientWidth-document.getElementById("Javascript.Div4").offsetWidth)+"px";
}
</script>

<div id="Javascript.Div5" class="div" style="width: 240px;" align="center">右下...</div>
<script language="javascript">
function sc5(){
	document.getElementById("Javascript.Div5").style.top=(document.documentElement.scrollTop+document.body.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="height: 4000px;"></div>
</body>
</html>
随滚动条挪动的层

相关推荐
