var preloaded = [];
// here is a lame preloading script i am putting in just for demonstration
//preloaded[1] = [loadImage("company-off.gif"), loadImage("company-on.gif")];
//preloaded[2] = [loadImage("solutions-off.gif"), loadImage("solutions-on.gif")];
//preloaded[3] = [loadImage("platform-off.gif"), loadImage("platform-on.gif")];
//preloaded[4] = [loadImage("clients-off.gif"), loadImage("clients-on.gif")];
//preloaded[5] = [loadImage("news-off.gif"), loadImage("news-on.gif")];
//preloaded[6] = [loadImage("news-off.gif"), loadImage("news-on.gif")];
function init() {

  if (mtDropDown.isSupported()) {
    mtDropDown.initialize();

    //menu1.onactivate = function() { swapImage("company", preloaded[1][1].src) };
    //menu1.ondeactivate = function() { swapImage("company", preloaded[1][0].src) };
    //menu2.onactivate = function() { swapImage("solutions", preloaded[2][1].src) };
    //menu2.ondeactivate = function() { swapImage("solutions", preloaded[2][0].src) };
    //menu3.onactivate = function() { swapImage("platform", preloaded[3][1].src) };
    //menu3.ondeactivate = function() { swapImage("platform", preloaded[3][0].src) };
    //menu4.onactivate = function() { swapImage("clients", preloaded[4][1].src) };
    //menu4.ondeactivate = function() { swapImage("clients", preloaded[4][0].src) };
    //menu5.onactivate = function() { swapImage("news", preloaded[5][1].src) };
    //menu5.ondeactivate = function() { swapImage("news", preloaded[5][0].src) };
    //menu6.onactivate = function() { swapImage("news", preloaded[6][1].src) };
    //menu6.ondeactivate = function() { swapImage("news", preloaded[6][0].src) };
    }
  }

function loadImage(sFilename) {
  var img = new Image();
  img.src ="images/" + sFilename;
  return img;
  }

function swapImage(imgName, sFilename) {
  document.images[imgName].src = sFilename;
  }