      * Specifies whether the header must be understood by the endpoint. If
      * the header is handled but must be understood the endpoint should
      * return a SOAP fault.
+     *  
+     *  @langversion 3.0
+     *  @playerversion Flash 9
+     *  @playerversion AIR 1.1
+     *  @productversion Flex 3
      */
     public var mustUnderstand:Boolean;
     

     * potential chain of endpoints processing a SOAP request. If defined, 
     * this value is used to specify the <code>actor</code> for the SOAP 
     * header.
     */
    public var role:String;


     * @param qname The qualified name of the SOAP header.
     *
     * @param content The content to send for the header value.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1
     *  @productversion Flex 3
     */
    public function SOAPHeader(qname:QName, content:Object)
    {
