var preloaded = [];

		// here is a lame preloading script i am putting in just for demonstration
		for (var i = 1; i <= 2; i++) {
			preloaded[i] = [loadImage("home.jpg"), loadImage("home.jpg")];
			}
			
				
		
		
		function init() {
			
			// alert("hello");
			// 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();
                  // alert("hello1");
				// 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.
				menu1.onactivate = function() { swapImage("button1", preloaded[1][1].src) 
				 //alert("hello2");
				
				};
				menu1.ondeactivate = function() { swapImage("button1", preloaded[1][0].src) };

			}
			
	
			
			
			
		}

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

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