var preloaded = [];

		// here is a lame preloading script i am putting in just for demonstration
		for (var i = 1; i <= 40//total Buttons.
			 ; i++) {
			preloaded[i] = [loadImage(i + "-0.gif"), loadImage(i + "-1.gif")];
		}

		function init() {
			// whatever stuff you need to do onload goes here.

			//==========================================================================================
			// if supported, initialize mtdropdowns
			//==========================================================================================
			// Check isSupported() so that menus aren't accidentally sent to non-supporting browsers.
			// This is better than server-side checking because it will also catch browsers which would
			// normally support the menus but have javascript disabled.
			//
			// If supported, call initialize() and then hook whatever image rollover code you need to do
			// to the .onactivate and .ondeactivate events for each menu.
			//==========================================================================================
			if (mtDropDown.isSupported()) {
				mtDropDown.initialize();

				// hook all the image swapping of the main toolbar to menu activation/deactivation
				// instead of simple rollover to get the effect where the button stays hightlit until
				// the menu is closed.
					
				
				menu7.onactivate = function() { swapImage("button7", preloaded[7][1].src) };
				menu7.ondeactivate = function() { swapImage("button7", preloaded[7][0].src) };
				
				menu8.onactivate = function() { swapImage("button8", preloaded[8][1].src) };
				menu8.ondeactivate = function() { swapImage("button8", preloaded[8][0].src) };
				
				menu9.onactivate = function() { swapImage("button9", preloaded[9][1].src) };
				menu9.ondeactivate = function() { swapImage("button9", preloaded[9][0].src) };
				
				menu10.onactivate = function() { swapImage("button10", preloaded[10][1].src) };
				menu10.ondeactivate = function() { swapImage("button10", preloaded[10][0].src) };
				
				menu11.onactivate = function() { swapImage("button11", preloaded[11][1].src) };
				menu11.ondeactivate = function() { swapImage("button11", preloaded[11][0].src) };
				
				menu12.onactivate = function() { swapImage("button12", preloaded[12][1].src) };
				menu12.ondeactivate = function() { swapImage("button12", preloaded[12][0].src) };
				
				menu13.onactivate = function() { swapImage("button13", preloaded[13][1].src) };
				menu13.ondeactivate = function() { swapImage("button13", preloaded[13][0].src) };
				
				menu14.onactivate = function() { swapImage("button14", preloaded[14][1].src) };
				menu14.ondeactivate = function() { swapImage("button14", preloaded[14][0].src) };
				
				menu15.onactivate = function() { swapImage("button15", preloaded[15][1].src) };
				menu15.ondeactivate = function() { swapImage("button15", preloaded[15][0].src) };
				
				menu16.onactivate = function() { swapImage("button16", preloaded[16][1].src) };
				menu16.ondeactivate = function() { swapImage("button16", preloaded[16][0].src) };
				
				
				menu17.onactivate = function() { swapImage("button17", preloaded[17][1].src) };
				menu17.ondeactivate = function() { swapImage("button17", preloaded[17][0].src) };
				
				menu18.onactivate = function() { swapImage("button18", preloaded[18][1].src) };
				menu18.ondeactivate = function() { swapImage("button18", preloaded[18][0].src) };
				
				menu19.onactivate = function() { swapImage("button19", preloaded[19][1].src) };
				menu19.ondeactivate = function() { swapImage("button19", preloaded[19][0].src) };
				
				
				
			
				
			
			}
		}

		// this is a crappy example preloader. Use whichever one you want.
		function loadImage(sFilename) {
			var img = new Image();
			img.src ="menu/" + sFilename;
			return img;
		}

		// this is a crappy example image swapper. Use whichever you want.
		function swapImage(imgName, sFilename) {
			document.images[imgName].src = sFilename;
		}