/* preload the hover images */

(function($) {
  var cache = [];
  // Arguments are image paths relative to the current page.
  $.preLoadImages = function() {
    var args_len = arguments.length;
    for (var i = args_len; i--;) {
      var cacheImage = document.createElement('img');
      cacheImage.src = arguments[i];
      cache.push(cacheImage);
    }
  }
})(jQuery)

$(function(){

  jQuery.preLoadImages("hover", "/pics/header-icons/environmental-on.png");
  jQuery.preLoadImages("hover", "/pics/header-icons/planning-on.png");
  jQuery.preLoadImages("hover", "/pics/header-icons/flooding-on.png");
  jQuery.preLoadImages("hover", "/pics/header-icons/geology-on.png");
  jQuery.preLoadImages("hover", "/pics/header-icons/historic-on.png");
  jQuery.preLoadImages("hover", "/pics/header-icons/current-on.png");
  jQuery.preLoadImages("hover", "/pics/header-icons/aerial-on.png");
  jQuery.preLoadImages("hover", "/pics/header-icons/height-on.png");
  jQuery.preLoadImages("hover", "/pics/header-icons/utilities-on.png");
  jQuery.preLoadImages("hover", "/pics/header-icons/enery-on.png");
  jQuery.preLoadImages("hover", "/pics/header-icons/software-on.png");
  jQuery.preLoadImages("hover", "/pics/header-icons/international-on.png");
  jQuery.preLoadImages("hover", "/pics/header-icons/bespoke-on.png");
  jQuery.preLoadImages("hover", "/pics/header-logo-over.png");
  jQuery.preLoadImages("hover", "/pics/link-ordnance-over.png");
  jQuery.preLoadImages("hover", "/pics/link-landmark-over.png");
});