if(screen.width==800){
//如果浏览器为IE

setActiveStyleSheet("style.css");
}
 
 else if(window.navigator.userAgent.indexOf("MSIE 6.0")>=1)
 {
	setActiveStyleSheet("style1.css"); 
	 
 }
 
else{
//如果浏览器为其它
setActiveStyleSheet("style.css");
}


 
function setActiveStyleSheet(filename){

   document.write("<link href=\"image\/"+filename+"\" type=\"text\/css\" rel=\"stylesheet\">");

}


var _bdhmProtocol = (("https:" == document.location.protocol) ? " https://" : " http://");
document.write(unescape("%3Cscript src='" + _bdhmProtocol + "hm.baidu.com/h.js%3F62d9f70a9415e950016fff8d752f1e8f' type='text/javascript'%3E%3C/script%3E"));