var preloaded = [];

		for (var i = 0; i <= 1; i++) {
			preloaded[i] = [loadImage(i + "_0.gif"), loadImage(i + "_1.gif")];
		}

		function init() {
if (GDNetMenuDown.isSupported()) {
				GDNetMenuDown.initialize();
				menu0.onactivate = function() { swapImage("button0", preloaded[0][1].src) };
				menu0.ondeactivate = function() { swapImage("button0", preloaded[0][0].src) };

				menu1.onactivate = function() { swapImage("button1", preloaded[1][1].src) };
				menu1.ondeactivate = function() { swapImage("button1", preloaded[1][0].src) };


		
				
			}
		}

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

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