diff --git a/src/Home/utils.ts b/src/Home/utils.ts
new file mode 100644
index 0000000..c8eb1d3
--- /dev/null
+++ b/src/Home/utils.ts
@@ -0,0 +1,33 @@
+
+import React from 'react';
+import { Button } from 'antd';
+import { IObject } from 'rc-queue-anim';
+
+export const isImg = /^http(s)?:\/\/([\w-]+\.)+[\w-]+(\/[\w-./?%&=]*)?/;
+export const getChildrenToRender = (item: any, i: number) => {
+  let tag = item.name.indexOf('title') === 0 ? 'h1' : 'div';
+  tag = item.href ? 'a' : tag;
+  let children = typeof item.children === 'string' && item.children.match(isImg)
+    ? React.createElement('img', { src: item.children, alt: 'img' })
+    : item.children;
+  if (item.name.indexOf('button') === 0 && typeof item.children === 'object') {
+    children = React.createElement(Button, {
+      ...item.children
+    });
+  }
+  return React.createElement(tag, { key: i.toString(), ...item }, children);
+};
+
+export const getDelay = (e: number, b: number) => (e % b) * 100 + Math.floor(e / b) * 100 + b * 100;
+
+export const onComplete = (e: IObject, open: boolean) => {
+  if (open) e.target.style.height = 'auto'
+}
+
+export const getSelectedKeys = () =>
+  window.location.pathname === '/' ||
+    window.location.pathname === '/Home'
+    ? ['item1']
+    : window.location.pathname === '/Service'
+      ? ['item0']
+      : ['item2']