用js自动判断浏览器分辨率的代码_基础知识

用js自动判断浏览器分辨率的代码_基础知识_

2014-03-09 00:05:30 [小大] 已经帮助：人解决问题

复制代码代码如下:

<SCRIPT LANGUAGE="JavaScript"> 
<!-- 
if (window.navigator.userAgent.indexOf("MSIE")>=1) 
{ 
var IE1024=""; 
var IE800=""; 
var IE1152=""; 
var IEother=""; 
ScreenWidth(IE1024,IE800,IE1152,IEother) 
} 
else{ 
if (window.navigator.userAgent.indexOf("Firefox")>=1) 
{ 
var Firefox1024=""; 
var Firefox800=""; 
var Firefox1152=""; 
var Firefoxother=""; 
ScreenWidth(Firefox1024,Firefox800,Firefox1152,Firefoxother) 
} 
else{ 
var Other1024=""; 
var Other800=""; 
var Other1152=""; 
var Otherother=""; 
ScreenWidth(Other1024,Other800,Other1152,Otherother) 
} 
} 
function ScreenWidth(CSS1,CSS2,CSS3,CSS4){ 
if ((screen.width == 1024) && (screen.height == 768)){ 
setActiveStyleSheet(CSS1); 
}else{ 
if ((screen.width == 800) && (screen.height == 600)){ 
setActiveStyleSheet(CSS2); 
}else{ 
if ((screen.width == 1152) && (screen.height == 864)){ 
setActiveStyleSheet(CSS3); 
}else{ 
setActiveStyleSheet(CSS4); 
}}} 
} 
function setActiveStyleSheet(title){  
document.getElementsByTagName("link")[0].href="style/"+title;  
} 
//--> 
</SCRIPT> 

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