     private var clickOffset:Point;
     
     /**
-     *  Set the bounds of skin parts - typically the thumb - whose geometry isn't fully
+     *  Sets the bounds of skin parts - typically the thumb - whose geometry isn't fully
      *  specified by the skin's layout.
      * 
      *  <p>Most subclasses override this method to update the thumb's size, position, and 
-     *  visibility, based on the minimum, maximum, and value properties. </p>
+     *  visibility, based on the <code>minimum</code>, <code>maximum</code>, and <code>value</code> properties. </p>
      * 
      *  <p>Does nothing by default.</p> 
      * 

    
    /**
     *  A skin part that defines a button
     *  that when  pressed sets the <code>value</code> property
     *  to the value corresponding with the current button position on the track.
     *  
     *  @langversion 3.0

    //--------------------------------------------------------------------------

    /**
     *  Converts a track-relative x,y pixel location into a value between 
     *  the minimum and maximum, inclusive.  
     * 
     *  <p>TrackBase subclasses must override this method and perform conversions
     *  that take their own geometry into account.
     * 
     *  For example, a vertical slider might compute a value like this:
     *  <pre>
     *  return (y / track.height) * (maximum - minimum);
     *  </pre>
     *  </p>
     * 
     *  <p>By default, this method returns <code>minimum</code>.</p>
     * 
     *  @param x The x coordinate of the location relative to the track's origin.
     *  @param y The y coordinate of the location relative to the track's origin.
     *  @return A value between the minimum and maximum, inclusive.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 10
