var Win=(navigator.userAgent.indexOf("Win")!=-1);
var Mac=(navigator.userAgent.indexOf("Mac")!=-1);
var Explorer=(navigator.appName.indexOf("Explorer")!=-1);
var Netscape=(navigator.appName.indexOf("Netscape")!=-1);
var Version=navigator.appVersion.charAt(0);

if (Win && Explorer) {
	document.write('<link rel="stylesheet" href="../css/win_ie.css" type="text/css">');
	
} else if (Win && Netscape) {
	document.write('<link rel="stylesheet" href="../css/win_nn.css" type="text/css">');

} else if (Explorer && Mac) {
	document.write('<link rel="stylesheet" href="../css/mac_ie.css" type="text/css">');

} else if (Mac && Netscape) {
	document.write('<link rel="stylesheet" href="../css/mac_nn.css" type="text/css">');

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