 
 extension FTPopOverMenu {
     
-    public static func showForSender(sender : UIView, with menuArray: [String], done: @escaping (NSInteger)->(), cancel:@escaping ()->()) {
+    public static func showForSender(sender : UIView, with menuArray: [String], done: @escaping (NSInteger) -> Void, cancel:@escaping () -> Void) {
         self.sharedMenu.showForSender(sender: sender, or: nil, with: menuArray, menuImageArray: [], done: done, cancel: cancel)
     }
-    public static func showForSender(sender : UIView, with menuArray: [String], menuImageArray: [String], done: @escaping (NSInteger)->(), cancel:@escaping ()->()) {
+    public static func showForSender(sender : UIView, with menuArray: [String], menuImageArray: [String], done: @escaping (NSInteger) -> Void, cancel:@escaping () -> Void) {
         self.sharedMenu.showForSender(sender: sender, or: nil, with: menuArray, menuImageArray: menuImageArray, done: done, cancel: cancel)
     }
     
-    public static func showForEvent(event : UIEvent, with menuArray: [String], done: @escaping (NSInteger)->(), cancel:@escaping ()->()) {
+    public static func showForEvent(event : UIEvent, with menuArray: [String], done: @escaping (NSInteger) -> Void, cancel:@escaping () -> Void) {
         self.sharedMenu.showForSender(sender: event.allTouches?.first?.view!, or: nil, with: menuArray, menuImageArray: [], done: done, cancel: cancel)
     }
-    public static func showForEvent(event : UIEvent, with menuArray: [String], menuImageArray: [String], done: @escaping (NSInteger)->(), cancel:@escaping ()->()) {
+    public static func showForEvent(event : UIEvent, with menuArray: [String], menuImageArray: [String], done: @escaping (NSInteger) -> Void, cancel:@escaping () -> Void) {
         self.sharedMenu.showForSender(sender: event.allTouches?.first?.view!, or: nil, with: menuArray, menuImageArray: menuImageArray, done: done, cancel: cancel)
     }
     
-    public static func showFromSenderFrame(senderFrame : CGRect, with menuArray: [String], done: @escaping (NSInteger)->(), cancel:@escaping ()->()) {
+    public static func showFromSenderFrame(senderFrame : CGRect, with menuArray: [String], done: @escaping (NSInteger) -> Void, cancel:@escaping () -> Void) {
         self.sharedMenu.showForSender(sender: nil, or: senderFrame, with: menuArray, menuImageArray: [], done: done, cancel: cancel)
     }
-    public static func showFromSenderFrame(senderFrame : CGRect, with menuArray: [String], menuImageArray: [String], done: @escaping (NSInteger)->(), cancel:@escaping ()->()) {
+    public static func showFromSenderFrame(senderFrame : CGRect, with menuArray: [String], menuImageArray: [String], done: @escaping (NSInteger) -> Void, cancel:@escaping () -> Void) {
         self.sharedMenu.showForSender(sender: nil, or: senderFrame, with: menuArray, menuImageArray: menuImageArray, done: done, cancel: cancel)
     }
     

    fileprivate var menuNameArray : [String]!
    fileprivate var menuImageArray : [String]?
    fileprivate var arrowDirection : FTPopOverMenuArrowDirection = .Up
    fileprivate var done : ((NSInteger)->())!
    
    fileprivate lazy var configuration : FTConfiguration = {
        return FTConfiguration.shared

        return gesture
    }()

    fileprivate func showForSender(sender: UIView?, or senderFrame: CGRect?, with menuNameArray: [String]!, menuImageArray: [String]?, done: @escaping (NSInteger) -> Void, cancel:@escaping () -> Void){
        
        if sender == nil && senderFrame == nil {
            return
