<?xml version="1.0" encoding="utf-8"?>
  <!--
          OptionsButton
          
          Displays up and down triangles according to the direction property.
  -->
  <mx:LinkButton xmlns:mx="http://www.adobe.com/2006/mxml" xmlns="*"
                  styleName="optionsUpButton"
                  width="20" height="20" >
          
          <mx:Script>
          <![CDATA[
                          
                  private var _direction:String = "down";
                  
                  public function set direction( dir:String ) : void
                  {
                          _direction = dir;
                          
                          if( _direction == "up" ) {
                                  styleName="optionsUpButton";
                          } else {
                                  styleName="optionsDownButton";
                          }
                  }
                  
                  public function get direction() : String
                  {
                          return _direction;
                  }
                  
          ]]>
          </mx:Script>
          
  </mx:LinkButton>