function setGoogleMap(coordx, coordy, zoom, htmltext) {

window.onload = function() {
	
		if (GBrowserIsCompatible()) {
			
			var map = new GMap2(document.getElementById("googlemap"));
				
				map.addControl(new GSmallMapControl());
				// map.addControl(new GMapTypeControl());
				
				var point = new GLatLng(coordx, coordy); 
							
				map.addOverlay(createMarker(point, htmltext));
				
				map.setCenter(point, zoom);	
			
		}
	
	}

}


function createMarker(punto, htmlContent) {  
	
	var marker = new GMarker(punto);  	
	
	GEvent.addListener(marker, "click", 
  		function() {    
     		marker.openInfoWindowHtml(htmlContent);  
    		}
 	);  
		
    return marker;
}