Auto Follower javascript with chrome console

/**

• Script only working on Chrome Console
• Open link https://steemit.com/@yournickname/followers
• Edit @yournickname
• Press Ctrl+Shift+J (Windows / Linux) or Cmd+Opt+J (Mac).
• Paste the code ---> Enter and enjoy it!
  */

var count = 0;
var disable_button_count = 0;

function myFollower(){
while(true){
var my_hollow_el = document.getElementsByClassName("slim hollow secondary");//all label [mute,follow,unfollow]
for (element in my_hollow_el) {
var single_hollow_el = my_hollow_el[element];
if (single_hollow_el.innerHTML === "Follow") {
count++;
var who_is_follower = single_hollow_el.closest('tr').querySelectorAll("td")[1].querySelectorAll("tr a strong")[0].innerHTML;
var disable_button_count = document.getElementsByClassName("button tiny hollow float-right disabled").length;
single_hollow_el.click();
console.log(" Your follower's nick is " + who_is_follower);
}
}
if (disable_button_count > 0) {
console.log("Your follower's count: " + count);
console.log("Success Auto Follow");
return;
}
document.getElementsByClassName("button tiny hollow float-right")[0].click();
}
}
myFollower();//init

/**

• Quote : https://steemit.com/@kedimuren
• Link On Steemit : https://steemit.com/utopian-io/@kedimuren/auto-follower-javascript-with-chrome-console
• GitHub : https://github.com/kedimuren/steemfollowerjs
  */
  ---> Steps 1 :
  
  ---> Steps 2 :