      *  A <code>null</code> value is equivalent to
      *  <code>CapsStyle.ROUND</code>.
      *  This parameter is optional,
-     *  with a default value of <code>null</code>. 
+     *  with a default value of <code>CapsStyle.ROUND</code>. 
      *
      *  @param joints A value from the JointStyle class
      *  that specifies the type of joint appearance used at angles.
      *  Valid values are <code>JointStyle.BEVEL</code>,
      *  <code>JointStyle.MITER</code>, and <code>JointStyle.ROUND</code>.
      *  A <code>null</code> value is equivalent to
-     *  <code>JoinStyle.ROUND</code>.
-     *  This parameter is optional,
-     *  with a default value of <code>null</code>. 
+     *  <code>JointStyle.ROUND</code>.
+     *  This parameter is optional,
+     *  with a default value of <code>JointStyle.ROUND</code>. 
      *
      *  @param miterLimit A number that indicates the limit
      *  at which a miter is cut off. 

     *  and a <code>thickness</code> of 10 pixels,
     *  the miter is cut off at 25 pixels.</p>
     *  
     *  @default 0
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9

        graphicsStroke.miterLimit = miterLimit; 
        graphicsStroke.pixelHinting = pixelHinting;
        graphicsStroke.scaleMode = scaleMode;   
                    
        // There is a bug in Drawing API-2 where if no caps is 
        // specified, a value of 'none' is used instead of 'round'
        graphicsStroke.caps = (!caps) ? CapsStyle.ROUND : caps; 
