if (document.images) {
  var first_off = new Image();
  var first_on = new Image();

  var second_off = new Image();
  var second_on = new Image();

  var third_off = new Image();
  var third_on = new Image();

  var forth_off = new Image();
  var forth_on = new Image();

  var fifth_off = new Image();
  var fifth_on = new Image();

  var sixth_off = new Image();
  var sixth_on = new Image();

  var seventh_off = new Image();
  var seventh_on = new Image();

  var eighth_off = new Image();
  var eighth_on = new Image();

  var nineth_off = new Image();
  var nineth_on = new Image();

  var tenth_off = new Image();
  var tenth_on = new Image();

  var eleventh_off = new Image();
  var eleventh_on = new Image();

  var giftlaw_off = new Image();
  var giftlaw_on = new Image();

}

function loadImages() {
  if (document.images) {
    first_off.src = "images/about_rdi_1.gif";
    first_on.src = "images/about_rdi_2.gif";

    second_off.src = "images/development_services_1.gif";
    second_on.src = "images/development_services_2.gif";

    third_off.src = "images/consulting_resources_1.gif";
    third_on.src = "images/consulting_resources_2.gif";

    forth_off.src = "images/training_resource_institute_1.gif";
    forth_on.src = "images/training_resource_institute_2.gif";

    fifth_off.src = "images/products_1.gif";
    fifth_on.src = "images/products_2.gif";

    sixth_off.src = "images/rdi_clients_1.gif";
    sixth_on.src = "images/rdi_clients_2.gif";

    seventh_off.src = "images/contact_rdi_1.gif";
    seventh_on.src = "images/contact_rdi_2.gif";

    eighth_off.src = "images/home_1.gif";
    eighth_on.src = "images/home_2.gif";

    nineth_off.src = "images/featured_projects_1.gif";
    nineth_on.src = "images/featured_projects_2.gif";

	tenth_off.src = "images/e-resource_1.gif";
    tenth_on.src = "images/e-resource_2.gif";

	eleventh_off.src = "images/links_1.gif";
    eleventh_on.src = "images/links_2.gif";

	giftlaw_off.src = "images/giftlaw_services_1.gif";
    giftlaw_on.src = "images/giftlaw_services_2.gif";

  }
}

function activate(imgName) {
  if (document.images) {
    if ( eval(imgName + "_on.complete") ) {
      document.images[imgName].src = eval(imgName + "_on.src");
    }
  }
}

function deactivate(imgName) {
  if (document.images) {
    if ( eval(imgName + "_off.complete") ) {
      document.images[imgName].src = eval(imgName + "_off.src");
    }
  }
}