var yellowicon = new GIcon();
yellowicon.image = "images/yellow_Marker.png";
yellowicon.iconSize = new GSize(20, 34);
yellowicon.shadowSize = new GSize(0, 0);
yellowicon.iconAnchor = new GPoint(10, 33);
yellowicon.infoWindowAnchor = new GPoint(7, 10);

var greenicon = new GIcon();
greenicon.image = "images/darkgreen_Marker.png";
greenicon.iconSize = new GSize(20, 34);
greenicon.shadowSize = new GSize(0, 0);
greenicon.iconAnchor = new GPoint(10, 33);
greenicon.infoWindowAnchor = new GPoint(7, 10);