function getIcon(){
     	var icon = new GIcon();
     	icon.image = "http://labs.google.com/ridefinder/images/mm_20_red.png";
        icon.shadow = "http://www.google.com/mapfiles/shadow50.png";
		icon.iconSize = new GSize(12, 20);
		icon.shadowSize = new GSize(22, 20);
		icon.iconAnchor = new GPoint(6, 20);
		icon.infoWindowAnchor = new GPoint(5, 1); 
		return icon;
     }
     
      function getYouAreHereIcon(){
     	var icon = new GIcon();
     	icon.image = "http://www.google.com/intl/en_us/mapfiles/ms/micons/blue-dot.png";
        icon.shadow = "http://www.google.com/mapfiles/shadow50.png";
		icon.iconSize = new GSize(40, 50);
		icon.shadowSize = new GSize(40, 30);
		icon.iconAnchor = new GPoint(6, 20);
		icon.infoWindowAnchor = new GPoint(5, 1); 
		return icon;
     }
     function enableMap(mapObj){
     	mapObj.enableDragging();
     	mapObj.enableInfoWindow();
     	mapObj.enableDoubleClickZoom();
     	mapObj.enableContinuousZoom();
     	mapObj.enableScrollWheelZoom();
     	mapObj.addControl(new GSmallMapControl());
    }
      function disableMap(mapObj){
   	  	mapObj.disableDragging();
     	mapObj.disableInfoWindow();
     	mapObj.disableDoubleClickZoom();
     	mapObj.disableContinuousZoom();
     	mapObj.disableScrollWheelZoom();
      }