var sUA = window.navigator.userAgent;
	//alert (window.navigator.userAgent);
	var bIsIE4 = -1 != sUA.indexOf("MSIE 4");
	var bIsIE5 = -1 != sUA.indexOf("MSIE 5");
	var bIsOpera = -1 != sUA.indexOf("Opera");
	var bIsMac = sUA.indexOf("Mac") > -1;
	var bGetsNavFrame = (bIsIE4 || bIsIE5) && !bIsMac;

	var sSheet = "/template/style/";
	if (bGetsNavFrame || bIsOpera || bIsMac)
	{
		if (bIsMac || bIsOpera) sSheet += "macsite.css";
		else sSheet += "site.css";
	}
	else
	{
		sSheet += "site.css";
	}
	document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="' + sSheet + '">');