text: let teachersNoteScrollbar = document.getElementById('teachersNoteScrollbar'),
      enrolledSubjectsScrollbar = document.querySelector('.enrolled-subjects-scrollbar'),
      teachersScrollbar = document.querySelector('.teachers__scrollbar');
  scrollBar(teachersNoteScrollbar, teachersNoteScrollbar, true);
  scrollBar(enrolledSubjectsScrollbar, enrolledSubjectsScrollbar, true);
  scrollBar(teachersScrollbar, teachersScrollbar, true);
  imgChecker.imgLoader(teachersNoteScrollbar);
  imgChecker.imgLoader(teachersScrollbar);
  