$(document).ready(function() 
{
	$("#showcase ul li").css('display', 'inline-block');
	$.preLoadImages("images/pop_header_l.png", "images/pop_content_l.png", "images/pop_footer_l.png");
		
	$("#backdrop,#pop_header,#pop_footer").click( function() { $("#backdrop").stop().fadeOut(300); $("#pop_versions").stop().fadeOut(200); });

	$("#versions a").click( function() { $("#backdrop").stop().fadeIn(300); $("#pop_versions").stop().fadeIn(200); });

    $("#showcase a").click(function() {
						   $("#versions img").stop().fadeTo(500, 1);
						   $("#versions span").stop().animate({opacity: 0.5}, 700);
						   $("#airtraffic img").stop().fadeTo(500, 1);
						   $("#airtraffic span").stop().animate({opacity: 0.5}, 700);
						   });
				  
    $("#versions img").hover(function() {
							 $("#versions img").stop().fadeTo(300,0);
							 $("#versions span").stop().animate({opacity: 1}, 500);
							 },
							 function() {
							 $("#versions img").stop().fadeTo(500, 1);
							 $("#versions span").stop().animate({opacity: 0.5}, 700);
							 });
    $("#airtraffic img").hover(function() {
							   $("#airtraffic img").stop().fadeTo(300,0);
							   $("#airtraffic span").stop().animate({opacity: 1}, 500);
							   },
							   function() {
							   $("#airtraffic img").stop().fadeTo(500, 1);
							   $("#airtraffic span").stop().animate({opacity: 0.5}, 700);
							   });
});


(function($) {
  var cache = [];
  $.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)