(function ($) {
Drupal.behaviors.customapp = {attach: function(context, settings) {

if ($("#block-views-team-members-block").length != 0)
{
  $(".node-department").show()
  $("#block-views-team-leads-block").show()
}
else {
  $(".node-department").hide()
  $("#block-views-team-leads-block").hide()
}

}};})(jQuery);