* Returns a multiplexing UI instance if any of the auxiliary
* <code>LookAndFeel</code>s supports this UI. Otherwise, just returns the
* UI object obtained from the default <code>LookAndFeel</code>.
*/
public static ComponentUI createUI(JComponent a) {
ComponentUI mui = new MultiSliderUI();
return MultiLookAndFeel.createUIs(mui,
((MultiSliderUI) mui).uis,
a);
}