if (typeof(fbApi) === 'undefined') {
fbApi = {};
}
fbApi = (function () {

var fbApiInit = false;
var awaitingReady = ;

var notifyQ = function () {
var i = 0,
l = awaitingReady.length;
for (i = 0; i < l; i++) {
awaitingReady[i]();
}
};

var ready = function (cb) {
if (fbApiInit) {
cb();
} else {
awaitingReady.push(cb);
}
};

window.fbAsyncInit = function () {
FB.init({
appId: '176908729004638',
xfbml: true,
version: 'v2.10'
});

fbApiInit = true;
notifyQ();
};

return {
/**
* Fires callback when FB is initialized and ready for api calls.
*/
'ready': ready
};

})();

(function () {
function injectFBSDK() {
var d = document,
s = 'script',
id = 'facebook-jssdk';
var js, fjs = d.getElementsByTagName(s)[0];
if (d.getElementById(id)) {
return;
}
js = d.createElement(s);
js.id = id;
js.src = "//connect.facebook.net/en_US/sdk.js";
fjs.parentNode.insertBefore(js, fjs);
window.removeEventListener('metro:scroll', injectFBSDK);
window.removeEventListener('load', injectFBSDK);
}

if ('object' === typeof metro && 'article' === metro.pageData.type) {
window.addEventListener('metro:scroll', injectFBSDK);
} else {
window.addEventListener('load', injectFBSDK);
}
})();