protected void enableGUI() {
		buildFieldRef();
		
		for (JComponent elem : editableElements) {
			if (elem != null) {
				elem.setEnabled(true);				
			}
		}
		
		for (JTextComponent elem : editableTextFields) {
			if (elem != null) {
				elem.setEditable(true);				
			}
		}
	}