function init() {
  preloadImages('assets/images/whisler-grey.jpg',
                'assets/images/colorado.jpg',
                'assets/images/denver.jpg',
                'assets/images/rapid.jpg');
                
  $('#colorado').hover(
    function() {
      $('.colorado-pic').fadeIn('medium');
    }, 
    function() {
      $('.colorado-pic').fadeOut('medium');
    }
  );
  
  $('#denver').hover(
    function() {
      $('.denver-pic').fadeIn('medium');
    }, 
    function() {
      $('.denver-pic').fadeOut('medium');
    }
  );
  
  $('#rapid').hover(
    function() {
      $('.rapid-pic').fadeIn('medium');
    }, 
    function() {
      $('.rapid-pic').fadeOut('medium');
    }
  );
}



function preloadImages() {
  var d = document; 
  
  if (d.images) {
    if (!d.newImages) {
      d.newImages = new Array();
    }
    var i, j = d.newImages.length, a = preloadImages.arguments; 
    for (i = 0;i < a.length;i++) {
      if (a[i].indexOf("#") != 0) {
        d.newImages[j] = new Image;
        d.newImages[j++].src = a[i];
      }
    }
  }
}