ie = ((navigator.appName == "Microsoft Internet Explorer") &&
           (parseInt(navigator.appVersion) >= 4 ))
                        
ns = ((navigator.appName == "Netscape") &&
           (parseInt(navigator.appVersion) >= 5 ))

moz = ((navigator.appName == "Gecko") &&
           (parseInt(navigator.appVersion) >= 0 ))
           

if(ns) {
        document.write("<link rel=stylesheet type='text/css' href='/stylesns.css'>");
} 
	else if(moz) {
        document.write("<link rel=stylesheet type='text/css' href='/stylesns.css'>");
} 
	else {
		document.write("<link rel=stylesheet type='text/css' href='/stylesie.css'>");
}