var preloaded = [];

	
		//for (var i = 1; i <= 6; i++) {
		    
		//	preloaded[i] = [loadImage(i + ".gif"), loadImage(i + "_over.gif")];
			//alert(preloaded[i][i]);
		//}

		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()) {
				
				//alert(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.
				
				
				if(typeof(menu1)!="undefined"){					
			        menu1.onactivate = function() { document.getElementById('menu1').className = "navItemOn" };
			        menu1.ondeactivate = function() { document.getElementById('menu1').className = "navItem" };
		        }
		        
		        if(typeof(menu2)!="undefined"){
			        menu2.onactivate = function() { document.getElementById('menu2').className = "navItemOn" };
			        menu2.ondeactivate = function() { document.getElementById('menu2').className = "navItem" };
		        }
		        
		        if(typeof(menu3)!="undefined"){
			        menu3.onactivate = function() { document.getElementById('menu3').className = "navItemOn" };
			        menu3.ondeactivate = function() { document.getElementById('menu3').className = "navItem" };
		        }
		        
		        if(typeof(menu4)!="undefined"){
			        menu4.onactivate = function() { document.getElementById('menu4').className = "navItemOn" };
			        menu4.ondeactivate = function() { document.getElementById('menu4').className = "navItem" };	
		        }		
				
			}

		}


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


		function swapImage(imgName, sFilename, mouseEvent) {
			//thisImgSrc = document.images[imgName].src
			
			//if (thisImgSrc.indexOf("_on") != -1){
            //    document.images[imgName].src = "/images/" + sFilename + "_on" + mouseEvent + ".gif"
            //}else {
            //    document.images[imgName].src = "/images/" + sFilename + mouseEvent + ".gif"
            //}
			 
			
		}