var preloaded = [];

		// here is a lame preloading script i am putting in just for demonstration
		for (var i = 1; i <= 12; 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 dropdowns
			//==========================================================================================
			// 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 (DropDown.isSupported()) {
				DropDown.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.
				menu1.onactivate = function() { swapImage("button1", preloaded[1][1].src) };
				menu1.ondeactivate = function() { swapImage("button1", preloaded[1][0].src) };
							
				menu2.onactivate = function() { swapImage("button2", preloaded[2][1].src) };
				menu2.ondeactivate = function() { swapImage("button2", preloaded[2][0].src) };
				
				menu3.onactivate = function() { swapImage("button3", preloaded[3][1].src) };
				menu3.ondeactivate = function() { swapImage("button3", preloaded[3][0].src) };
				
				menu4.onactivate = function() { swapImage("button4", preloaded[4][1].src) };
				menu4.ondeactivate = function() { swapImage("button4", preloaded[4][0].src) };		
				
				menu5.onactivate = function() { swapImage("button5", preloaded[5][1].src) };
				menu5.ondeactivate = function() { swapImage("button5", preloaded[5][0].src) };		
				
				menu6.onactivate = function() { swapImage("button6", preloaded[6][1].src) };
				menu6.ondeactivate = function() { swapImage("button6", preloaded[6][0].src) };	
				
				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) };
				

			}
		}

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

		// this is a crappy example image swapper. Use whichever you want.
		function swapImage(imgName, sFilename) {
			document.images[imgName].src = sFilename;
		}
		
	
function swapImgRestore() { //v3.0
  var i,x,a=document.sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function swapImages() { //v3.0
  var i,j=0,x,a=swapImages.arguments; document.sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=findObj(a[i]))!=null){document.sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}