function $(obj) {
	return (typeof obj == "string") ? document.getElementById(obj) : obj;
}
function switchMenu(nr,link) {
	var li = $('sub-menu').getElementsByTagName('li');
	for(i=0;i<li.length;i++) {
		if (li[i].className == 'menu' + nr + ' none') {
			li[i].className = 'menu' + nr;
		} else if (li[i].className == 'menu' + nr) {
			li[i].className = 'menu' + nr + ' none';
		}
	}
	link.blur();
}
function mapInit() {
	if (GBrowserIsCompatible()) {
		var map = new GMap2(document.getElementById("map"));
		map.setCenter(new GLatLng(50.3291,18.7834), 14);
		map.addControl(new GSmallZoomControl());
		var marker = new GMarker(new GLatLng(50.3275,18.7836));
		GEvent.addListener(marker, "click", function() {
			marker.openInfoWindowHtml('<img src="/img/logo_sm.gif" alt="NUCOM INTERACTIVE" style="width:75px;height:49px;float:left;padding-right:5px;" /><b style="margin-right: 10px;">NUCOM INTERACTIVE</b><br />ul. 11 Listopada 13<br />41-807 Zabrze');
		});
		map.addOverlay(marker);
		GEvent.trigger(marker, "click");
	}
}