whole_func_string: function getParentField(el) {
    if (!el || ! el.parentNode) { return el; }
    return el.classList.contains('fl-fb-Field')
      ? el
      : getParentField(el.parentNode);
  }
func_code_string: function getParentField(el) {
    if (!el || ! el.parentNode) { return el; }
    return el.classList.contains('fl-fb-Field')
      ? el
      : getParentField(el.parentNode);
  }
func_documentation_string: =========== Handle drag