Cod facebook auto like

The cod:

facebook auto like, Open console with F12 and Paste the code.

var arr= Array.prototype.slice.call(document.querySelectorAll('.UFILikeLink'));

var index = 0;

setInterval(function(){

var a = arr.shift();

if(a.className.indexOf("UFILinkBright") < 0){

console.log("like : ",++index);

a.click(); 

}

if(arr.length == 0){

document.querySelectorAll('a.UFIPagerLink')[0].click();

console.log("finish a pack, loading another pack");

arr= Array.prototype.slice.call(document.querySelectorAll('a.UFILikeLink')); 

}



},1000);