1.将新申请的公众号AppID,AppSecret添加入列表中，并编写公众号名称（不能重复）

2.将本网站的IP 120.24.64.23 加入公众号白名单内

3.将要使用微信SDK的网站的域名设置为公众号安全域名

4.使用接口 https://www.4dage.com/wechat/jssdk/share/ 或 http://www.4dage.com/wechat/jssdk/share/ 即可获取签名参数

例如：

$.ajax({
  url: 'https://www.4dage.com/wechat/jssdk/share/',
  type: "post",
  data: {
    'uri': location.href.split('#')[0],   //当前页面地址
    'name': "四维测试服务号"               //哪个公众号，对应上方的名称
  },
  dataType: "jsonp",
  jsonpCallback: "success_jsonp",
  success: function (data, textStatus) {
    wx.config({
      debug: false,
      appId: data.appId,
      timestamp: data.timestamp,
      nonceStr: data.nonceStr,
      signature: data.signature,
      jsApiList: ['checkJsApi', 'onMenuShareTimeline',
        'onMenuShareAppMessage', 'onMenuShareQQ',
        'onMenuShareWeibo', 'hideMenuItems',
        'showMenuItems', 'hideAllNonBaseMenuItem',
        'showAllNonBaseMenuItem', 'translateVoice',
        'startRecord', 'stopRecord', 'onRecordEnd',
        'playVoice', 'pauseVoice', 'stopVoice',
        'uploadVoice', 'downloadVoice', 'chooseImage',
        'previewImage', 'uploadImage', 'downloadImage',
        'getNetworkType', 'openLocation', 'getLocation',
        'hideOptionMenu', 'showOptionMenu', 'closeWindow',
        'scanQRCode', 'chooseWXPay',
        'openProductSpecificView', 'addCard', 'chooseCard',
        'openCard']
    });
  },
  error: function (XMLHttpRequest, textStatus, errorThrown) {
    console.log("jsonp.error:" + textStatus);
  }
});