js获取屏幕相关

<SCRIPT  LANGUAGE="JavaScript">     
var    s  ="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>   

 js获取屏幕相关