var preloaded = [];

		function init() {

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

				menu1.onactivate = function()   { swapImage("menu1", "/img/cabm01.jpg") };
				menu1.ondeactivate = function() { swapImage("menu1", "/img/cabm00.jpg") };

				menu2.onactivate = function()   { swapImage("menu2", "/img/cabm11.jpg") };
				menu2.ondeactivate = function() { swapImage("menu2", "/img/cabm10.jpg") };

				menu3.onactivate = function()   { swapImage("menu3", "/img/cabm21.jpg") };
				menu3.ondeactivate = function() { swapImage("menu3", "/img/cabm20.jpg") };

				menu4.onactivate = function()   { swapImage("menu4", "/img/cabm31.jpg") };
				menu4.ondeactivate = function() { swapImage("menu4", "/img/cabm30.jpg") };

				menu5.onactivate = function()   { swapImage("menu5", "/img/cabm51.jpg") };
				menu5.ondeactivate = function() { swapImage("menu5", "/img/cabm50.jpg") };

				menu6.onactivate = function()   { swapImage("menu6", "/img/cabm61.jpg") };
				menu6.ondeactivate = function() { swapImage("menu6", "/img/cabm60.jpg") };
			}
		}

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