public function randomWalkUpdate() : void
      {
         var _loc1_:Boolean = false;
         var _loc2_:Boolean = false;
         var _loc3_:Boolean = false;
         var _loc4_:Array = null;
         var _loc5_:Tile = null;
         var _loc6_:Number = NaN;
         if(this.randomWalk)
         {
            if(lastDirection == 0)
            {
               lastDirection = 1;
            }
            if(moveDirection == 0)
            {
               if(lastDirection == LEFT)
               {
                  addr86:
                  _loc3_ = this.freeAtTile(tileX,tileY + 1);
                  §§push(true);
               }
               else if(lastDirection == RIGHT)
               {
                  _loc1_ = this.freeAtTile(tileX + 1,tileY);
                  _loc2_ = this.freeAtTile(tileX,tileY - 1);
                  §§goto(addr86);
               }
               else if(lastDirection == UP)
               {
                  _loc1_ = this.freeAtTile(tileX,tileY - 1);
                  _loc2_ = this.freeAtTile(tileX - 1,tileY);
                  _loc3_ = this.freeAtTile(tileX + 1,tileY);
               }
               else if(lastDirection == DOWN)
               {
                  _loc1_ = this.freeAtTile(tileX,tileY + 1);
                  _loc2_ = this.freeAtTile(tileX + 1,tileY);
                  _loc3_ = this.freeAtTile(tileX - 1,tileY);
               }
               _loc4_ = this.getNewDirection(lastDirection);
               if(!_loc2_)
               {
                  this.leftTileHit = true;
               }
               else if(!_loc3_)
               {
                  this.rightTileHit = true;
               }
               §§push(Boolean(this.leftTileHit));
               if(§§dup(Boolean(this.leftTileHit)))
               {
                  §§push(true);
               }
               if(this.takeChance())
               {
                  lastDirection = _loc4_[LEFT];
               }
               this.leftTileHit = false;
               this.rightTileHit = false;
               if(!_loc1_ && _loc2_ && _loc3_)
               {
                  lastDirection = _loc4_[!!this.takeChance()?LEFT:RIGHT];
               }
               else
               {
                  if(!_loc1_ && _loc2_ && !_loc3_)
                  {
                     lastDirection = _loc4_[LEFT];
                     §§push(true);
                  }
                  else if(!_loc1_ && !_loc2_ && _loc3_)
                  {
                     lastDirection = _loc4_[RIGHT];
                     addr415:
                     this.randomTurnTimer = Math.floor(Math.random() * 10 + 5);
                     §§push(true);
                     §§push(true);
                  }
                  else if(!_loc1_ && !_loc2_ && !_loc3_)
                  {
                     lastDirection = _loc4_[UP];
                  }
                  addr453:
                  _loc5_ = Controller.level.tileGrid.getTile(tileX,tileY);
               }
               if(this.randomTurnTimer <= 0)
               {
                  _loc6_ = Math.floor(Math.random() * 2 + 1);
                  §§goto(addr415);
                  §§push(_loc6_ == 1 && true);
               }
               else
               {
                  this.randomTurnTimer--;
                  if(this.checkWalkable(lastDirection))
                  {
                     this.walk(lastDirection);
                  }
               }
               §§goto(addr453);
            }
         }
      }