 		override public function update():void {
 			updateUI();
 			super.update();
-			checkBuildControls();
+			checkControls();
 			checkMenuState();
 			checkTime();
 			forceScroll();

		
		private function addWire(w:Wire, fixed:Boolean = true):void {
			w.FIXED = fixed;
			Wire.place(w);
			
			var displayWire:DWire = new DWire(w);
			midLayer.add(displayWire);

		protected var UIChanged:Boolean;
		protected var editEnabled:Boolean = true;
		
		protected var UIEnableKey:Key = new Key("U");
		
		protected var undoButton:MenuButton;
		protected var redoButton:MenuButton;
		protected var loadButton:MenuButton;
