var tabs = {};

tabs.switchDiv = function (currnavid, divid, useform, usecookie) {
  var v = null;
  if (useform) {
    /* get last nav selected */
    v = formHandler.getInputValue (currnavid);
  }
  if (usecookie) {
    /* get last nav selected */
    v = jsCookie.getCookie (usecookie);
    if (v == null) {
      v = 'ordprov';
    }
  }
  /* change class of old to normal 'navmenu' */
  var anavid = 'a' + v;
  var obj = document.getElementById (anavid);
  if (obj != null) {
    obj.className = 'navmenu';
  }
  /* switch div display */
  divShowHide.switchDisplay(v,divid,true);
  /* change class of new to 'navselected' */
  var anavid = 'a' + divid;
  var obj = document.getElementById (anavid);
  obj.className = 'navselected';
  if (useform) {
    /* save new nav selection */
    formHandler.setInputValue(currnavid,divid);
  }
  if (usecookie) {
    /* set last nav selected */
    jsCookie.setCookie (usecookie, divid, '/');
  }
};

tabs.preLoadImages = function () {
  if (document.images)
  {
    var preload_image_object = new Image();
    preload_image_object.src = "/i/navmenu-left-hover.png";
  }
}