         {
             indeterminatePlaying = true;
 
-			// weak listener in case the pbar is removed before the timer is reset()
+            // weak listener in case the pbar is removed before the timer is reset()
             // safe because pollTimer lives in the pbar
             pollTimer.addEventListener(TimerEvent.TIMER, updateIndeterminateHandler, false, 0, true);
             pollTimer.start();


            if (_mode == ProgressBarMode.POLLED)
            {
            	// weak listener in case the pbar is removed before the timer is reset()
            	// safe because pollTimer lives in the pbar
                pollTimer.addEventListener(TimerEvent.TIMER, updatePolledHandler, false, 0, true);
                pollTimer.start();
            }

     *
     *  <p>If a field is unknown, it is replaced by "??".
     *  If undefined, the label is not displayed.</p>
     *  
     *  <p>If you are in manual mode, you can set the values of these special characters 
     *  by using the <code>setProgress()</code> method.</p>
     *
     *  @default "LOADING %3%%"
     */
