diff --git a/DropdownMenu/DropUpMenu.swift b/DropdownMenu/DropUpMenu.swift
index db3d4b3..d470c3e 100644
--- a/DropdownMenu/DropUpMenu.swift
+++ b/DropdownMenu/DropUpMenu.swift
@@ -6,14 +6,6 @@
 //  Copyright © 2016年 teambition. All rights reserved.
 //
 
-//
-//  DropUpMenu.swift
-//  DropUpMenu
-//
-//  Created by Suric on 16/5/26.
-//  Copyright © 2016年 teambition. All rights reserved.
-//
-
 import UIKit
 
 public protocol DropUpMenuDelegate: class {
@@ -94,7 +86,6 @@ open class DropUpMenu: UIView {
         
         clipsToBounds = true
         setupGestureView()
-        setupTableView()
     }
     
     fileprivate func setupGestureView() {
@@ -110,12 +101,12 @@ open class DropUpMenu: UIView {
         gestureView.addGestureRecognizer(tapGestureRecognizer)
     }
     
-    fileprivate func setupTopSeperatorView() {
+    fileprivate func setupBottomSeperatorView() {
         let seperatorView = UIView()
         seperatorView.backgroundColor = tableViewSeperatorColor
         addSubview(seperatorView)
         seperatorView.translatesAutoresizingMaskIntoConstraints = false
-        NSLayoutConstraint.activate([NSLayoutConstraint.init(item: seperatorView, attribute: .top, relatedBy: .equal, toItem: self, attribute: .top, multiplier: 1.0, constant: 0)])
+        NSLayoutConstraint.activate([NSLayoutConstraint.init(item: seperatorView, attribute: .bottom, relatedBy: .equal, toItem: self, attribute: .bottom, multiplier: 1.0, constant: 0)])
         NSLayoutConstraint.activate([NSLayoutConstraint.init(item: seperatorView, attribute: .left, relatedBy: .equal, toItem: self, attribute: .left, multiplier: 1.0, constant: 0)])
         NSLayoutConstraint.activate([NSLayoutConstraint.init(item: seperatorView, attribute: .right, relatedBy: .equal, toItem: self, attribute: .right, multiplier: 1.0, constant: 0)])
         NSLayoutConstraint.activate([NSLayoutConstraint.init(item: seperatorView, attribute: .height, relatedBy: .equal, toItem: nil, attribute: .notAnAttribute, multiplier: 1.0, constant: 0.5)])
@@ -159,6 +150,9 @@ open class DropUpMenu: UIView {
         }
         isShow = true
         
+        setupTableView()
+        setupBottomSeperatorView()
+        
         if let rootView = UIApplication.shared.keyWindow {
             windowRootView = rootView
         } else {
diff --git a/DropdownMenu/DropdownMenu.swift b/DropdownMenu/DropdownMenu.swift
index 6801945..1e74b7c 100644
--- a/DropdownMenu/DropdownMenu.swift
+++ b/DropdownMenu/DropdownMenu.swift
@@ -90,8 +90,6 @@ open class DropdownMenu: UIView {
         
         clipsToBounds = true
         setupGestureView()
-        setupTableView()
-        setupTopSeperatorView()
         
         NotificationCenter.default.addObserver(self, selector: #selector(self.updateForOrientationChange(_:)), name: NSNotification.Name.UIApplicationWillChangeStatusBarOrientation, object: nil)
     }
@@ -106,8 +104,6 @@ open class DropdownMenu: UIView {
         
         clipsToBounds = true
         setupGestureView()
-        setupTableView()
-        setupTopSeperatorView()
         
         NotificationCenter.default.addObserver(self, selector: #selector(self.updateForOrientationChange(_:)), name: NSNotification.Name.UIApplicationWillChangeStatusBarOrientation, object: nil)
     }
@@ -215,6 +211,9 @@ open class DropdownMenu: UIView {
         
         isShow = true
         
+        setupTableView()
+        setupTopSeperatorView()
+        
         if let rootView = UIApplication.shared.keyWindow {
             windowRootView = rootView
         } else {
diff --git a/DropdownMenuDemo/DropdownMenuDemo/ViewController.swift b/DropdownMenuDemo/DropdownMenuDemo/ViewController.swift
index 4dfa4b9..4dda3fa 100644
--- a/DropdownMenuDemo/DropdownMenuDemo/ViewController.swift
+++ b/DropdownMenuDemo/DropdownMenuDemo/ViewController.swift
@@ -52,6 +52,7 @@ class ViewController: UIViewController {
         }
         menuView?.topOffsetY = CGFloat(offSetSlider.value)
         menuView?.delegate = self
+        menuView?.rowHeight = 70
         menuView?.showMenu()
     }
     
@@ -65,6 +66,7 @@ class ViewController: UIViewController {
         items = [data]
         let menuView = DropUpMenu(items: data, selectedRow: 0, bottomOffsetY: self.tabBarController?.tabBar.frame.height ?? 0)
         menuView.delegate = self
+        menuView.rowHeight = 70
         menuView.showMenu()
     }