     * @param securityErrorHandler  receives SecurityErrorEvent.SECURITY_ERROR events, may be null
     * @param rslErrorHandler       receives RSLEvent.RSL_ERROR events, may be null
     * 
+    *  
+    *  @langversion 3.0
+    *  @playerversion Flash 9
+    *  @playerversion AIR 1.1
+    *  @productversion Flex 3
     */
     override public function load(progressHandler:Function,
                                   completeHandler:Function,

    *  Does the current url being processed have a failover?
    * 
    * @return true if a failover url exists, false otherwise.
    */
    public function hasFailover():Boolean
    {

    
    /**
    *  Load the next url from the list of failover urls.
    *  
    *  @langversion 3.0
    *  @playerversion Flash 9
    *  @playerversion AIR 1.1
    *  @productversion Flex 3
    */
    public function loadFailover():void
    {
