/* JS
* Copyright 2009 noponies.
* Version 0.1 Beta - Intial Release to the wild - comments, yes please!
*/
(function($){

  var img_prop;
  var imageArray = [];
  var defaults = {};
  var firstLoad = true;
  
  $.fn.extend({ 
    npFullBgImg: function(imgPath, options) {
      defaults = {
         fadeInSpeed: 1000000,
           center: false
      };
      
      var opts = $.extend(defaults, options);
      var targetContainer = $(this); 
      //create image
      var img  = new Image();
      //add to array
      imageArray.unshift(img);
      
      if(firstLoad === true) {
        $(targetContainer).fadeTo(10, 0)
      }
      
          $(img).load(function () {
            //this is a hack to stop a flash of the image sometimes
          $(img).fadeOut(10, 0);
            $(img).css({display: 'none', left:0, top: 0, position: 'absolute', 'z-index': -100});
              //add image to container
              $(targetContainer).append(img);
              //resize image
        resizeImg($(window).width(), $(window).height(), $(img).width(), $(img).height());
        
        if(firstLoad === true) {
          $(targetContainer).fadeTo(10, 1)
          firstLoad = false;
        }
                      
              $(img).fadeIn(defaults.fadeInSpeed, function () {
                if(imageArray.length > 1) {
                  imageArray.pop();
                  $(targetContainer).children().eq(0).remove();   	
                }
                
                if( typeof opts.callback == 'function' ){
            opts.callback.call(this, targetContainer, options);
          }

              });
          }).error(function () {
              // got an error
              //alert('image not loaded');
          }).attr('src', imgPath );
        }
    });
  
  $(window).bind("resize", function(){
      resizeImg($(window).width(), $(window).height(), $(imageArray[0]).width(), $(imageArray[0]).height());		  			
  });

    function resizeImg(sw, sh, imgw, imgh, targetContainer){
      if ((sh / sw) > (imgh / imgw)) {
          img_prop = imgw/imgh;
          destHeight = sh;
          destWidth = sh * img_prop;
        } else {
          img_prop = imgh/imgw;
          destWidth = sw;
          destHeight = sw * img_prop;
        }

      $(imageArray[0]).attr({
        width: destWidth,
        height: destHeight
      });
      
      if(defaults.center) {
        var xVal = sw * .5 - $(imageArray[0]).width() * .5;
        var yVal = sh * .5 - $(imageArray[0]).height() * .5;
        $(imageArray[0]).css({left:xVal, top: yVal});
      }
  }

  
})(jQuery);


(function($) {
	$.fn.konami = function(callback, code) {
		if(code == undefined) code = "38,38,40,40,37,39,37,39,66,65";
		
		return this.each(function() {
			var kkeys = [];
			$(this).keydown(function(e){
				kkeys.push( e.keyCode );
				if ( kkeys.toString().indexOf( code ) >= 0 ){
					$(this).unbind('keydown', arguments.callee);
					callback(e);
				}
			}, true);
		});
	}
})(jQuery);

$(document).konami(function(){ 
  $('#background').fadeOut('slow');
  $('body').css({'background':'url(/_layouts/images/GasTerra.WebSite.Branding/bg.jpg)'});
});