var path = "/css/";

var ie = (navigator.appName.indexOf("Microsoft")!=-1);
var ns = (navigator.appName.indexOf("Netscape")!=-1 && navigator.appVersion.charAt(0)<5);
var moz = (navigator.userAgent.indexOf("Gecko")!=-1);

if (navigator.userAgent.indexOf('Mac')>=0) {//Mac
	if (ie) {
		document.write('<link rel="stylesheet" type="text/css" href="'+path+'mac_ie.css">');
	}
	if (ns) {
		document.write('<link rel="stylesheet" type="text/css" href="'+path+'mac_ns.css">');
	}
	if (moz) {
		document.write('<link rel="stylesheet" type="text/css" href="'+path+'mac_ie.css">');
	}
} else if (navigator.userAgent.indexOf('Win')>=0) {//Win
	if (ie) {
		document.write('<link rel="stylesheet" type="text/css" href="'+path+'win_ie.css">');
	}
	if (ns) {
		document.write('<link rel="stylesheet" type="text/css" href="'+path+'win_ns.css">');
	}
	if (moz) {
		document.write('<link rel="stylesheet" type="text/css" href="'+path+'win_ie.css">');
	}
} else {
	document.write('<link rel="stylesheet" type="text/css" href="'+path+'win_ie.css">');
}