function showhide(el) {
  return;
  var active = null;
  if (el.className.indexOf("actief") == -1) {
    el.className += " actief";
    active = el;
  }
  for (i=0; i<el.parentNode.childNodes.length; i++) {
    if (el.parentNode.childNodes[i].tagName == "LI" && el.parentNode.childNodes[i] != active) {
      el.parentNode.childNodes[i].className = el.parentNode.childNodes[i].className.replace("actief", "")
    }
  }
}

function popup(url) {
  window.open(url);
}

/* ---------------------------------------------------------------------------------- */
/* ----- Functies: Popups ----------------------------------------------------------- */
/* ---------------------------------------------------------------------------------- */

// Popup tonen / verbergen en de juiste content inladen
function togglePopup(url) {
  if (url) {
    if (url.indexOf("?") > 0)
      url = url + "&ajax=1";
    else
      url = url + "?ajax=1";
    
    jQuery("#popup-inner").load(url);
    jQuery("html, body").scrollTop(0);
    jQuery("#popup_overlay").height(jQuery(document).height()).fadeIn(400, function() { jQuery("#popup").fadeIn(400)});return false;
  } else {
    jQuery("#popup_overlay, #popup").fadeOut(400);
    return false;
  }
}