rem: ref.removeOverlay(ref.TempOverlay); 
add: this.removeOverlay(ref.TempOverlay); 
context: 			this.bAssistant = GEvent.addListener(this.Map.map, "click", function(overlay, point){				if (point) {					if (ref.TempOverlay != null) {						ref.removeOverlay(ref.TempOverlay);					}					ref.TempOverlay = new GMarker(point);					this.addOverlay(ref.TempOverlay);					this.panTo(point);					f['geo[lng]'].value = point.lng();					f['geo[lat]'].value = point.lat();				}			});
meta: 1713	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/1713/6b36cb7a08e55f00a9853f5398d57188a05bfad6/Edit.js/buggy/templates/Edit.js