Invite people to subscribe page

invite_from_likes.js

var scroll     = document.querySelector('div.uiLayer div[role=dialog] div.uiScrollableAreaWrap'); 
var lastScroll = -1; 
var it         = 0; 
var inviteIt   = 0;
var allInvites = [];
var invitePause= 1000; // ms

var INTERVAL = window.setInterval(function() { 
    if (it >= 7) 
    { 
        console.log('Start inviting');
        window.clearInterval(INTERVAL); 
        allInvites = document.querySelectorAll('div[role=dialog] div.uiScrollableAreaWrap a[ajaxify*="invite"]'); 

        var INTERVAL2 = window.setInterval(function() { 
            if (inviteIt < allInvites.length) 
            { 
                allInvites[inviteIt++].click(); 
                console.log("Invited #" + inviteIt); 
            } 
            else
            {
                window.clearInterval(INTERVAL2); 
            }
        }, invitePause); 
    } 

    it = (scroll.scrollTop == lastScroll) ? (it+1) : 0;
    lastScroll = scroll.scrollTop; 

    var seeMore = document.querySelector('#reaction_profile_pager .uiMorePagerPrimary'); 
    if (seeMore)
        seeMore.click(); 

    scroll.scrollTop += 1000; 
}, 700);