if ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 4) && (navigator.platform.indexOf('Win') > -1)) 
	{
		document.write('<link rel=stylesheet type="text/css" href="stylenc.css">')
	}

else if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4) && (navigator.platform.indexOf('Win') > -1))
	{
		document.write('<link rel=stylesheet type="text/css" href="styleie.css">')
	}

else if ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 4) && (navigator.platform.indexOf('Mac') > -1))
	{
		document.write('<link rel=stylesheet type="text/css" href="stylenc.css">')
	}

else if ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4) && (navigator.platform.indexOf('Mac') > -1))
	{
		document.write('<link rel=stylesheet type="text/css" href="styleie.css">')
	}

else 
	{
		document.write('<link rel=stylesheet type="text/css" href="stylenc.css">')
	}