code: public void setLineJoinImage(String lineJoinImage)
      {
          String val = setNonEmptyValueAttribute(lineJoinImage);
          if (val != null)
              _iState.setLineJoinImage(setNonEmptyValueAttribute(val));
      }
docs: Sets the image name for an area with a line through it.
  (Defaults to "lineJoin.gif").
  @param lineJoinImage the image name (including extension)
  @jsptagref.attributedescription The image name for an area with a line through it.
  (Defaults to "lineJoin.gif").
  @jsptagref.databindable false
  @jsptagref.attributesyntaxvalue <i>string_imageLineMiddle</i>
  @netui:attribute required="false" rtexprvalue="true"
  description="Sets the image name for an area with a line through it."