<script src="//cdn.rawgit.com/song940/wechat-lite/master/browser.js" ></script>
create WeChat instance
var wx = new WeChat(/* signature */);
function onWeChatReady(){
// ready
}
wx.ready(onWeChatReady);
Initialization
function onWeChatReady(){
this.init([
'menu:share:timeline',
'menu:share:appmessage'
]);
}