         //cell.imageView?.image = UIImage(named: "background-operator")
 
         return cell
-    }
-
-    func createOperatorView(top: CGFloat, width: CGFloat, height: CGFloat) {
-        let layout: UICollectionViewFlowLayout = UICollectionViewFlowLayout()
-        layout.sectionInset = UIEdgeInsets(top: top, left: 0, bottom: 0, right: width+1.0)
-        layout.itemSize = CGSize(width: width, height: height)
-        layout.minimumInteritemSpacing = 1.0
-        layout.minimumLineSpacing = 1.0
-        collectionView = UICollectionView(frame: self.view.frame, collectionViewLayout: layout)
-        collectionView!.dataSource = self
-        collectionView!.delegate = self
-        collectionView!.registerClass(CollectionViewCell.self, forCellWithReuseIdentifier: "CollectionViewCell")
-        collectionView!.backgroundColor = UIColor.blueColor()
-        self.view.addSubview(collectionView!)
     }
 
     /*

    }

    func collectionView(collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
        return 15
    }

    func collectionView(collectionView: UICollectionView, cellForItemAtIndexPath indexPath: NSIndexPath) -> UICollectionViewCell {

        // let _margin_top = CGFloat(20.0) + _view_height * 0.325
        let marginTop = viewHeight - (cellHeight * 5 + 4)

        createInputView(marginTop, width: cellWidth, height: cellHeight)
    }


