public void setText (String text) {
		if (content instanceof VisLabel) {
			((VisLabel) content).setText(text);
		} else {
			setContent(new VisLabel(text));
		}
		pack();
	}
public void setText ( String text ) { if ( content instanceof VisLabel ) { ( ( VisLabel ) content ) . setText ( text ) ; } else { setContent ( new VisLabel ( text ) ) ; } pack ( ) ; }
Changes text tooltip to specified text. If tooltip content is not instance of VisLabel then previous tooltip content
will be replaced by VisLabel instance.
@param text next tooltip text