if (document.images) {
  var blue_menu_telefoniaOn = new Image();
  var blue_menu_telefoniaOff = new Image();
  blue_menu_telefoniaOff.src = "/img/menuitem_blue_off.gif";
  blue_menu_telefoniaOn.src = "/img/menuitem_blue_on.gif";

  var orange_menu_telefoniaOn = new Image();
  var orange_menu_telefoniaOff = new Image();
  orange_menu_telefoniaOff.src = "/img/menuitem_orange_off.gif";
  orange_menu_telefoniaOn.src = "/img/menuitem_orange_on.gif";
}


if (document.images) {
  var blue_menu_informatykaOn = new Image();
  var blue_menu_informatykaOff = new Image();
  blue_menu_informatykaOff.src = "/img/menuitem_blue_off.gif";
  blue_menu_informatykaOn.src = "/img/menuitem_blue_on.gif";

  var orange_menu_informatykaOn = new Image();
  var orange_menu_informatykaOff = new Image();
  orange_menu_informatykaOff.src = "/img/menuitem_orange_off.gif";
  orange_menu_informatykaOn.src = "/img/menuitem_orange_on.gif";
}


if (document.images) {
  var blue_menu_monitoringOn = new Image();
  var blue_menu_monitoringOff = new Image();
  blue_menu_monitoringOff.src = "/img/menuitem_blue_off.gif";
  blue_menu_monitoringOn.src = "/img/menuitem_blue_on.gif";

  var orange_menu_monitoringOn = new Image();
  var orange_menu_monitoringOff = new Image();
  orange_menu_monitoringOff.src = "/img/menuitem_orange_off.gif";
  orange_menu_monitoringOn.src = "/img/menuitem_orange_on.gif";
}


if (document.images) {
  var blue_menu_hostingOn = new Image();
  var blue_menu_hostingOff = new Image();
  blue_menu_hostingOff.src = "/img/menuitem_blue_off.gif";
  blue_menu_hostingOn.src = "/img/menuitem_blue_on.gif";

  var orange_menu_hostingOn = new Image();
  var orange_menu_hostingOff = new Image();
  orange_menu_hostingOff.src = "/img/menuitem_orange_off.gif";
  orange_menu_hostingOn.src = "/img/menuitem_orange_on.gif";
}


if (document.images) {
  var blue_menu_komisOn = new Image();
  var blue_menu_komisOff = new Image();
  blue_menu_komisOff.src = "/img/menuitem_blue_off.gif";
  blue_menu_komisOn.src = "/img/menuitem_blue_on.gif";

  var orange_menu_komisOn = new Image();
  var orange_menu_komisOff = new Image();
  orange_menu_komisOff.src = "/img/menuitem_orange_off.gif";
  orange_menu_komisOn.src = "/img/menuitem_orange_on.gif";
}


if (document.images) {
  var blue_menu_partnerzyOn = new Image();
  var blue_menu_partnerzyOff = new Image();
  blue_menu_partnerzyOff.src = "/img/menuitem_blue_off.gif";
  blue_menu_partnerzyOn.src = "/img/menuitem_blue_on.gif";

  var orange_menu_partnerzyOn = new Image();
  var orange_menu_partnerzyOff = new Image();
  orange_menu_partnerzyOff.src = "/img/menuitem_orange_off.gif";
  orange_menu_partnerzyOn.src = "/img/menuitem_orange_on.gif";
}