public void dropCheck(int stateChange) {
		if(stateChange == ItemEvent.SELECTED){
			shadow = true;
		}else{
			shadow = false;
		}
		if(selectedDrawings != null){
			for(int i=0;i<selectedDrawings.size();i++){
				selectedDrawings.elementAt(i).setShadow(shadow);
			}
		}
	}