 
         try
         {
-	    isExecuting = true;
-	    wrapFunctionCall(this, innerExecute, o);
+            isExecuting = true;
+            wrapFunctionCall(this, innerExecute, o);
         }
         catch(error:Error)
         {
-	    // Certain errors are normal during binding execution, so we swallow them.
-	    // 1507 - invalid null argument 
+            // Certain errors are normal during binding execution, so we swallow them.
+            // 1507 - invalid null argument 
             if (error.errorID != 1507) 
                 throw error;
         }

            {
                registerDisabledExecute(o);
            }
            return;
        }


    public var twoWayCounterpart:Binding;

    /**
     *  @private
     *  If there is a twoWayCounterpart, hasHadValue is false, and
     *  isTwoWayPrimary is true, then the twoWayCounterpart will be
     *  executed first.
     */
    public var isTwoWayPrimary:Boolean;

    /**
     *  @private 
     *  True if a wrapped function call does not throw an error.  This is used by
     *  innerExecute() to tell if the srcFunc completed successfully.
