tba-gx-guochan/public/static/biz/weixin.js

!function (a, b, c) {
    function d(a) {
        var c = "default";
        a.self_redirect === !0 ? c = "true" : a.self_redirect === !1 && (c = "false");
        var d = b.createElement("iframe"),
            e = "https://open.weixin.qq.com/connect/qrconnect?appid=" + a.appid + "&scope=" + a.scope + "&redirect_uri=" + a.redirect_uri + "&state=" + a.state + "&login_type=jssdk&self_redirect=" + c + '&styletype=' + (a.styletype || '') + '&sizetype=' + (a.sizetype || '') + '&bgcolor=' + (a.bgcolor || '') + '&rst=' + (a.rst || '');
        e += a.style ? "&style=" + a.style : "", e += a.href ? "&href=" + a.href : "", d.src = e, d.frameBorder = "0", d.allowTransparency = "true", d.scrolling = "no", d.width = "300px", d.height = "400px";
        var f = b.getElementById(a.id);
        f.innerHTML = "", f.appendChild(d)
    }

    a.WxLogin = d
}(window, document);