Handling VoiceOver focus on an iOS device while using safari

iOS VoiceOver Focus

 function setVoiceOverFocus(element) {
  var focusInterval = 10; // ms, time between function calls
  var focusTotalRepetitions = 10; // number of repetitions
  element.setAttribute('tabindex', '0');
  element.blur();
  var focusRepetitions = 0;
  var interval = window.setInterval(function() {
  element.focus();
  focusRepetitions++;
    if (focusRepetitions >= focusTotalRepetitions) {
        window.clearInterval(interval);
    }
  }, focusInterval);
 }