section of Facebook JavaScript https://static.xx.fbcdn.net/rsrc.php/v3/yU/r/Uhiv5wZo7Gx.js

snippet-Uhiv5wZo7Gx.js

__d("AdsPrefsXout",
  ["cx","AdsTransparencyEvent","AdsTransparencyProduct","AdsTransparencyTypedLogger","AdsTransparencyXoutEvent","AdsTransparencyXoutProduct","AdsTransparencyXoutTypedLogger","DOM","EntstreamFeedObject","EventListener","ge"],
  (function(a,b,c,d,e,f,g){
    "use strict";
    __p&&__p();
    a = {
      registerDropdownClick: function(a,c){
        b("EventListener").listen(
          a,
          "click",
          function(){
            new(b("AdsTransparencyXoutTypedLogger"))().setEvent(b("AdsTransparencyXoutEvent").USER_ENGAGEMENT).setAdID(c).setProduct(b("AdsTransparencyXoutProduct").AD_DROPDOWN_BUTTON).log()})
      },
      registerDirectHideClick: function(a,c,d){b("EventListener").listen(a,"click",function(){new(b("AdsTransparencyXoutTypedLogger"))().setEvent(b("AdsTransparencyXoutEvent").USER_ENGAGEMENT).setAdID(c).setProduct(b("AdsTransparencyXoutProduct").AD_DIRECT_HIDE_BUTTON).log();
      var e=b("DOM").create("div",{className:"_5lum"}),f=b("EntstreamFeedObject").getHscrollOuterRootIfAvailable(b("EntstreamFeedObject").getRoot(b("ge")(d)));
      b("DOM").appendContent(e,a.getAttribute("data-action-in-progress-string"));
      b("DOM").insertBefore(f.firstChild,e)})},

      registerNuxDropdownClick:function(a,c){b("EventListener").listen(a,"click",function(){new(b("AdsTransparencyXoutTypedLogger"))().setEvent(b("AdsTransparencyXoutEvent").USER_ENGAGEMENT).setAdID(c).setProduct(b("AdsTransparencyXoutProduct").NUX_AD_BUTTON).log()})},

      blockScriptClicks: function(a,c){
        __p&&__p();
        var d=!1;
        b("EventListener").capture(a,"click",function(a){if(a.isTrusted===!1){
          a.preventDefault();
          a.stopPropagation();
          if(d)return;
          new(b("AdsTransparencyTypedLogger"))().setAdID(c).setEvent(b("AdsTransparencyEvent").ACTION_BLOCKED).setProduct(b("AdsTransparencyProduct").FEED_UNIT_CHEVRON_BUTTON).log();d=!0}})
        }
      };
    e.exports=a
  })
,null);