code: static public <C, T extends C> Value<C, T> percentWidth (Toolkit<C, T> toolkit, final float percent) {
  		return new TableValue<C, T>(toolkit) {
                          @Override
  			public float get (T table) {
  				return toolkit.getWidth(table) * percent;
  			}
  		};
  	}
docs: Returns a value that is a percentage of the table's width.