      *  @playerversion AIR 1.5
      *  @productversion Flex 4
      */
-    public var newIndex:Number;
+    public var newIndex:int;
 
     //----------------------------------
     //  oldIndex

     *  @playerversion AIR 1.5
     *  @productversion Flex 4
     */
    public var oldIndex:Number;

    //--------------------------------------------------------------------------
    //

     */
    public function IndexChangeEvent(type:String, bubbles:Boolean = false,
                                      cancelable:Boolean = false,
                                      oldIndex:int = -1,
                                      newIndex:int = -1)
    {
        super(type, bubbles, cancelable);

