var loaded = new Array();
		
			function preload_images() {
			    for (var i=0; i<document.images.length; i++) {
			        var image = document.images[i];
					if (image.name.indexOf("tab_") != -1 || image.name.indexOf("tabs_") != -1) F_loadRollover(image, image.name+"2.gif");
					if (image.name.indexOf("btns_") != -1) F_loadRollover(image, image.name+"2.gif", image.name+"3.gif");
				}
			}
		
			// Handles rollover images for NN3+ and IE4+
			function F_loadRollover(image, over_imageName, dis_imageName) {
				if (image && image.src && (null == image.out || typeof(image.out) == typeof(void(0))) ) {
					s = image.src;
					image.out = new Image();
					image.out.src = s;
					
					// load over image
					image.over = new Image();
					if (over_imageName.lastIndexOf('/')>= 0 || over_imageName.lastIndexOf('\\')>= 0) s = over_imageName; else {
						i = s.lastIndexOf('/');
						if (i<0) i = s.lastIndexOf('\\');
						if (i<0) s = over_imageName; else s = s.substring(0, i+1) + over_imageName;
					}
					image.over.src = s;
		
					// load over image
					if (dis_imageName) {
						//alert(dis_imageName);
						image.dis = new Image();
						if (dis_imageName.lastIndexOf('/')>= 0 || dis_imageName.lastIndexOf('\\')>= 0) s = dis_imageName; else {
							i = s.lastIndexOf('/');
							if (i<0) i = s.lastIndexOf('\\');
							if (i<0) s = dis_imageName; else s = s.substring(0, i+1) + dis_imageName;
						}
						image.dis.src = s;
					}
					image.disabled = false;
					loaded[image.name] = image;
				}
			}
		
			function F_roll(imageName, over) {
				if (document.images) {
					if (over) imageObject = "over"; else imageObject = "out";
					image = loaded[imageName];
					if (image && !image.disabled) {
						ref = eval("image."+imageObject);
						if (ref) image.src = eval("image."+imageObject+".src");
					}
					if (window.event) window.event.cancelBubble = true;
				}
			}
		
			function F_enable(imageName, enable) {
				if (document.images) {
					image = loaded[imageName];
					if (image) {
						if (enable) {
							image.disabled = false;
							image.src = image.out.src;
						}
						else {
							image.disabled = true;
							image.src = image.dis.src;
						}
					}
					if (window.event) window.event.cancelBubble = true;
				}
			}