圖層怎樣隨瀏覽視窗上下移動

解决方案 »

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window.onscroll = function()
{
var iDivX = 0;
var iDivY = 0;
var iScrollX = parseInt(document.body.scrollLeft);
var iScrollY = parseInt(document.body.scrollTop);
var iBodyX = parseInt(document.body.clientLeft);
var iBodyY = parseInt(document.body.clientTop);
iDivX = iScrollX + iBodyX;
iDivY = iScrollY + iBodyY;

document.getElementById("div").style.left = iDivX;
document.getElementById("div").style.top = iDivY;
}
<!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>無標題文件</title><script language="javascript">
window.onscroll = function()
 {
 var iDivX = 0;
 var iDivY = 0;
 var iScrollX = parseInt(document.body.scrollLeft);
 var iScrollY = parseInt(document.body.scrollTop);
 var iBodyX = parseInt(document.body.clientLeft);
 var iBodyY = parseInt(document.body.clientTop);
 iDivX = iScrollX + iBodyX;
 iDivY = iScrollY + iBodyY;

 document.getElementById("apDiv1").style.left = iDivX;
 document.getElementById("apDiv1").style.top = iDivY;
 }
</script>
<style type="text/css">

</style>
</head><body>
<div id="apDiv1"><img src="productimage/know2.png" width="172" height="149" /></div>
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
</body>
</html>不能隨瀏覽視窗上下移動，謝謝
你是要怎么移动?
div是嵌在document里面的
IE位置改变不会影响document里面元素的改变的
IE7、FF3好像不支持这两个属性了
var iScrollX = parseInt(document.body.scrollLeft);
var iScrollY = parseInt(document.body.scrollTop);
http://www.unisoftnet.com/home/index.html
右面的圖片，能隨瀏覽視窗上下移動