// browser sniffer. detects browser type and whether or not it supports DHTML. May be thrown off by the odor of turnips and cheep calafornian wine //
	var n = navigator;
	var ua = ' ' + n.userAgent.toLowerCase();
	var version = parseInt(n.appVersion);
	var pl = n.platform.toLowerCase();
	var an = n.appName.toLowerCase();
	
	var is_nn = ua.indexOf('mozilla') > 0;
	// 'compatible' versions of "mozilla" aren't navigator
	if(ua.indexOf('compatible') > 0) {
	  is_nn = false;
	}
	
	// Determine the browser
	var is_opera = ua.indexOf('opera') > 0;
	var is_webtv = ua.indexOf('webtv') > 0;
	var is_ie = ua.indexOf('msie') > 0;
	var is_aol = ua.indexOf('aol') > 0;
	var is_omniweb = ua.indexOf('omniweb') > 0;
	var is_galeon = ua.indexOf('galeon') > 0;
	var is_nav4up = (is_nn && (version >= 4));
	var is_nav5up = (is_nn && (version >= 5));
	// Determine the platform
	var is_mac = ua.indexOf('mac') > 0;
	var is_mac68k = (ua.indexOf('68k') > 0 || ua.indexOf('68000') > 0);
	var is_macppc = (ua.indexOf('ppc') > 0 || ua.indexOf('powerpc') > 0);
	var is_win = ua.indexOf('win') > 0;
	var is_os2 = ua.indexOf('os/2') > 0;
	var is_unix = ua.indexOf('x11') > 0;
	
	if ( is_mac || is_mac68k || is_macppc )  {
		// This is a MAC
		document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="' + styleSheetFolder + 'citygigs_mac.css">'); 
		if ( is_ie ) {
			// Running IE
			document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="' + styleSheetFolder + 'mac_ie.css">'); 
		} else if ( is_nav5up ) {
			// Running Netscape 6x
			document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="' + styleSheetFolder + 'mac_ns6.css">'); 
		} else if ( is_nav4up ) {
			// Running Netscape 4x
			document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="' + styleSheetFolder + 'mac_ns4.css">'); 
		} else {
			// Who cares
			document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="' + styleSheetFolder + 'other.css">'); 
		}
	} else if ( is_win ) {
		document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="' + styleSheetFolder + 'citygigs_pc.css">'); 
		if ( is_ie ) {
			// Running IE
			document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="' + styleSheetFolder + 'win_ie.css">'); 
		} else if ( is_nav5up ) {
			// Running Netscape 6x
			document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="' + styleSheetFolder + 'win_ns6.css">'); 
		} else if ( is_nav4up ) {
			// Running Netscape 4x
			document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="' + styleSheetFolder + 'win_ns4.css">'); 
		} else if ( is_opera ) {
			// Running Opera
			document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="' + styleSheetFolder + 'win_opera.css">'); 
		} else {
			// Who cares
			document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="' + styleSheetFolder + 'other.css">'); 
		}
	} else {
		document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="' + styleSheetFolder + 'citygigs_pc.css">'); 
		document.write('<LINK REL="stylesheet" TYPE="text/css" HREF="' + styleSheetFolder + 'other.css">'); 
	}
	// ends sniffer //