看完图下面是测试代码:
<html>
<head>
<title>jb51.net</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<style type="text/css">
</style>
</head>
<body>
<SCRIPT LANGUAGE="JavaScript">
var s = "";
s  = "\r\n网页可见区域宽:"  document.body.clientWidth;
s  = "\r\n网页可见区域高:"  document.body.clientHeight;
s  = "\r\n网页可见区域宽:"  document.body.offsetWidth  " (包括边线的宽)";
s  = "\r\n网页可见区域高:"  document.body.offsetHeight  " (包括边线的宽)";
s  = "\r\n网页正文全文宽:"  document.body.scrollWidth;
s  = "\r\n网页正文全文高:"  document.body.scrollHeight;
s  = "\r\n网页被卷去的高:"  document.body.scrollTop;
s  = "\r\n网页被卷去的左:"  document.body.scrollLeft;
s  = "\r\n网页正文部分上:"  window.screenTop;
s  = "\r\n网页正文部分左:"  window.screenLeft;
s  = "\r\n屏幕分辨率的高:"  window.screen.height;
s  = "\r\n屏幕分辨率的宽:"  window.screen.width;
s  = "\r\n屏幕可用工作区高度:"  window.screen.availHeight;
s  = "\r\n屏幕可用工作区宽度:"  window.screen.availWidth;
alert(s);
</SCRIPT>
</body>
</html>