var nav=null;
var prevnav=null;
function navshow(i) {
document.getElementById("subnav"+i).style.display="block";
if (prevnav && prevnav!=i) document.getElementById("subnav"+prevnav).style.display="none";
prevnav=i;
}
function navhide() {
if (nav) return false;
if (prevnav) document.getElementById("subnav"+prevnav).style.display="none";
prevnav=null;
}

(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)

jQuery.preLoadImages("/i/header1.jpg", "/i/header2.jpg", "/i/header3.jpg", "/i/header4.jpg");

var slide=1;
var prevslide=1;
function slideswitch() {
slide++;
if (slide==4) slide=1;
$("#slidechiffre"+slide).click();
}

var jQbrowser = navigator.userAgent.toLowerCase();
jQuery.os = {
  mac: /mac/.test(jQbrowser),
  win: /win/.test(jQbrowser),
  linux: /linux/.test(jQbrowser)
};

if ($.os.mac) {
document.write("<link rel='stylesheet' href='/i/macstyle.css' />");
}