// Default to using IE if anything other than Netscape
if(!is_ns){
	document.writeln('<LINK rel="stylesheet" type="text/css" href="includes/main_ie.css">')
} else {
	if(is_win){
		document.writeln('<LINK rel="stylesheet" type="text/css" href="includes/main_ns.css">')
	} else {
		document.writeln('<LINK rel="stylesheet" type="text/css" href="includes/main_ns_mac.css">')
	}		
}