	<!-- hide
	// pc ns4 and mac ns 4 / ie 3 need different stylesheet		
	var strStyle = '/cymru/tikkabilla/css/tb.css'
 	var agt=navigator.userAgent.toLowerCase();
	var is_major = parseInt(navigator.appVersion);
	var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
                && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
                && (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1));
	var is_nav4down = (is_nav && (is_major <= 4));    
	var is_mac    = (agt.indexOf("mac")!=-1);
	var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
	var is_ie3    = (is_ie && (is_major < 4));
	if (is_mac) {
		if((is_ie3) || (is_nav4down)){
			strStyle = '/cymru/tikkabilla/css/tb_ns.css'
		}
	}
	else if (is_nav4down){
			strStyle = '/cymru/tikkabilla/css/tb_ns.css'
	}
	document.writeln('<link href=' + strStyle + ' rel=styleSheet type=text/css>'); 
	// End -->
