var dataForWeixin={   appId:"xxxxxxxxx",   MsgImg:"转发时的图片",   TLImg:"图片",   url:"自定义链接",   title:"自定义标题",   desc:"自定义描述",   fakeid:"",   callback:function(    //这里是分享成功后的回调功能   ){}};(function(){   var onBridgeReady=function(){   //发送给朋友   WeixinJSBridge.on(‘menu:share:appmessage‘, function(argv){      WeixinJSBridge.invoke(‘sendAppMessage‘,{         "appid":dataForWeixin.appId,         "img_url":dataForWeixin.MsgImg,         "img_width":"120",         "img_height":"120",         "link":dataForWeixin.url,         "desc":dataForWeixin.desc,         "title":dataForWeixin.title      }, function(res){(dataForWeixin.callback)();});   });   //发送到朋友圈   WeixinJSBridge.on(‘menu:share:timeline‘, function(argv){            WeixinJSBridge.invoke(‘shareTimeline‘,{         "img_url":dataForWeixin.TLImg,         "img_width":"120",         "img_height":"120",         "link":dataForWeixin.url,         "desc":dataForWeixin.desc,         "title":dataForWeixin.title      }, function(res){(dataForWeixin.callback)();});});   //分享到微博   WeixinJSBridge.on(‘menu:share:weibo‘, function(argv){      WeixinJSBridge.invoke(‘shareWeibo‘,{         "content":dataForWeixin.title,         "url":dataForWeixin.url      }, function(res){(dataForWeixin.callback)();});   });   //分享到facebook   WeixinJSBridge.on(‘menu:share:facebook‘, function(argv){      (dataForWeixin.callback)();      WeixinJSBridge.invoke(‘shareFB‘,{         "img_url":dataForWeixin.TLImg,         "img_width":"120",         "img_height":"120",         "link":dataForWeixin.url,         "desc":dataForWeixin.desc,         "title":dataForWeixin.title      }, function(res){});   });};if(document.addEventListener){   document.addEventListener(‘WeixinJSBridgeReady‘, onBridgeReady, false);}else if(document.attachEvent){   document.attachEvent(‘WeixinJSBridgeReady‘   , onBridgeReady);   document.attachEvent(‘onWeixinJSBridgeReady‘ , onBridgeReady);}})();