if(navigator.appName=="Netscape") {
	document.write("<link rel='stylesheet' type='text/css' href='css/mozilla.css'>");
}
else if(navigator.appName=="Microsoft Internet Explorer"){
	document.write("<link rel='stylesheet' type='text/css' href='css/ie.css'>");
}
else{
	document.write("<link rel='stylesheet' type='text/css' href='css/mozilla.css'>");
}