Unneeded line for RegionChooser.

website/polygon.js

@@ -108,14 +108,13 @@ function Pen(map) {
 	this.updateDot = function(marker) {
 		var old_dot = this.listOfDots[marker.zIndex];
 		old_dot.setLatLng(marker.getPosition());
-		this.polyline.remove();
-		this.polyline = new Line(this.listOfDots, this.map);
-		this.polyline
 		if (null != this.polygon) {
 			(this.polygon.remove());
 			this.polygon = null;
 			this.drawPolygon(this.listOfDots);
 		}
+		this.polyline.remove();
+		this.polyline = new Line(this.listOfDots, this.map);
 		this.refreshInfo();
 	}
 }