[tomAlba]

switch (map_layer)
		{
			case 'map_canvas':
			{
				google.maps.event.addListener(map, 'click', function(event)
				{
					if ( null == start_point )
					{
						addFlag(map, event.latLng, "start");
					}
					else if ( null == finish_point )
					{
						addFlag(map, event.latLng, "finish");
					}
				});
				break;	
			}

			default: /* Event listener is not required */
		}[JS]

[/JS]