window.addEvent("domready", function() { load($('laengengrad').value,$('breitengrad').value,14); });


function load(lg, bg, zoomLevel) {

	if (GBrowserIsCompatible()) {
	
		var map = new GMap2(document.getElementById("gmap"));
		map.setCenter(new GLatLng(bg, lg), zoomLevel);
		map.addControl(new GLargeMapControl());
		map.addControl(new GMapTypeControl());
		
		var icon = new GIcon();
		icon.image = "images/map.png";
		icon.iconSize = new GSize(32, 32);
		icon.iconAnchor = new GPoint(6, 20);
		icon.infoWindowAnchor = new GPoint(5, 1);
		var point = new GLatLng(bg, lg);
		map.addOverlay(createMarker(point, icon));
	}
}


function createMarker(point, icon) {  
		
	var marker = new GMarker(point, icon);  
	GEvent.addListener(marker, "click", function() {    
		marker.openInfoWindowHtml("Hotel Kaiserhof Frankfurt");  
	});  
	return marker;	
}