         let indexPath = NSIndexPath(forRow: index, inSection: 0)
         self.reloadItemsAtIndexPaths([indexPath])
     }
-
+    
     public func moveToIndex(index:Int) {
         let offset = CGPointMake(self.frame.size.width * CGFloat(index), 0)
         self.setContentOffset(offset, animated: true)

    
    public func collectionView(collectionView: UICollectionView, willDisplayCell cell: UICollectionViewCell, forItemAtIndexPath indexPath: NSIndexPath) {
        self.pagingDelegate?.pagingView(self, willMoveToPageAtIndex: indexPath.row)
    }
    
    // MARK: pagingView layout delegate

        self.showsHorizontalScrollIndicator = false
        self.showsVerticalScrollIndicator = false
        
    }
    public convenience init() {
        self.init(frame: CGRectZero)
    }
    
    required public init?(coder aDecoder: NSCoder) {
