func EditPressed(){

        if (tableView.editing){

            self.navigationItem.rightBarButtonItem = UIBarButtonItem(barButtonSystemItem: UIBarButtonSystemItem.Edit, target: self, action: "EditPressed")

            self.tableView.setEditing(false, animated: true)

        }else{

            self.navigationItem.rightBarButtonItem = UIBarButtonItem(barButtonSystemItem: UIBarButtonSystemItem.Edit, target: self, action: "EditPressed")

            self.navigationItem.backBarButtonItem = UIBarButtonItem(title: "Clear", style: UIBarButtonItemStyle.Bordered, target: self, action: "ClearPressed")
            self.tableView.setEditing(true, animated: true)

        }
    }