// JavaScript Document
//<![CDATA[
var agent= navigator.userAgent.toLowerCase();
if(agent.indexOf('firefox') != -1){
document.writeln('<link href="firefox.css" type="text/css" rel="stylesheet">')  
}
else if(agent.indexOf('msie') != -1){
document.writeln('<link href="msie.css" type="text/css" rel="stylesheet">')
}
else{
document.writeln('<link href="msie.css" type="text/css" rel="stylesheet">')
}
//]]>