js获取宽高

 1 function getInfo() 
 2 { 
 3 var s = ""; 
 4 s += " 网页可见区域宽："+ document.body.clientWidth; 
 5 s += " 网页可见区域高："+ document.body.clientHeight; //body
 6 s += " 网页可见区域宽："+ document.body.offsetWidth + " (包括边线和滚动条的宽)"; 
 7 s += " 网页可见区域高："+ document.body.offsetHeight + " (包括边线的宽)"; 
 8 s += " 网页正文全文宽："+ document.body.scrollWidth; 
 9 s += " 网页正文全文高："+ document.body.scrollHeight; //窗口
10 s += " 网页被卷去的高(ff)："+ document.body.scrollTop; 
11 s += " 网页被卷去的高(ie)："+ document.documentElement.scrollTop; 
12 s += " 网页被卷去的左："+ document.body.scrollLeft; 
13 s += " 网页正文部分上："+ window.screenTop; 
14 s += " 网页正文部分左："+ window.screenLeft; 
15 s += " 屏幕分辨率的高："+ window.screen.height; 
16 s += " 屏幕分辨率的宽："+ window.screen.width; 
17 s += " 屏幕可用工作区高度："+ window.screen.availHeight; 
18 s += " 屏幕可用工作区宽度："+ window.screen.availWidth; 
19 s += " 你的屏幕设置是 "+ window.screen.colorDepth +" 位彩色"; 
20 s += " 你的屏幕设置 "+ window.screen.deviceXDPI +" 像素/英寸"; 
21 //alert (s); 
22 } 
23 getInfo();