var bversion = navigator.appVersion.charAt(0);
var bname = navigator.appName.charAt(0);
var isMac = (navigator.appVersion.indexOf("Mac") > -1)
var browser = "";
function checkBrowser()
{
	var rel;
	if(isMac)
	{
		if(bname=="M"){browser="mie5";}
		else{
			if(bversion < 5){browser="mnn4";}
			else{browser="mnn6";}
		}
	}
	else{
		if(bname=="M"){browser="wie5";}
		else{
			if(bversion < 5){browser="wnn4";}
			else{browser="wnn6";}
		}
	}
	rel = "<"
	rel += "link ref='stylesheet' href='/css/'" + browser + ".css' type='text/css'>"
	document.write(rel)
}

checkBrowser();