 This class has the same basic functionality as the GWT DeckPanel
 * {@link com.google.gwt.user.client.ui.DeckPanel}, with the exception that it
 * doesn't manipulate the child widgets' width and height attributes.
 This class has the same basic functionality as the GWT DeckPanel
 * {@link com.google.gwt.user.client.ui.DeckPanel}, with the exception that it
 * doesn't manipulate the child widgets' width and height attributes. | VTabsheetPanel.java