JS获取屏幕大小
<html>
<script>
function a(){
document.write(
"屏幕分辨率为："+screen.width+"*"+screen.height
+"<br />"+
"屏幕可用大小："+screen.availWidth+"*"+screen.availHeight
+"<br />"+
"网页可见区域宽："+document.body.clientWidth
+"<br />"+
"网页可见区域高："+document.body.clientHeight
+"<br />"+
"网页可见区域宽(包括边线的宽)："+document.body.offsetWidth
+"<br />"+
"网页可见区域高(包括边线的宽)："+document.body.offsetHeight
+"<br />"+
"网页正文全文宽："+document.body.scrollWidth
+"<br />"+
"网页正文全文高："+document.body.scrollHeight
+"<br />"+
"网页被卷去的高："+document.body.scrollTop
+"<br />"+
"网页被卷去的左："+document.body.scrollLeft
+"<br />"+
"网页正文部分上："+window.screenTop
+"<br />"+
"网页正文部分左："+window.screenLeft
+"<br />"+
"屏幕分辨率的高："+window.screen.height
+"<br />"+
"屏幕分辨率的宽："+window.screen.width
+"<br />"+
"屏幕可用工作区高度："+window.screen.availHeight
+"<br />"+
"屏幕可用工作区宽度："+window.screen.availWidth
);
}
</script>
<body onload="a()" >
</body>
</html>