var base = "images_cus/002/index.html";
					
					var picton = "_over";
					
					var pictoff = "_def";
					
					var suffix = ".gif";
					
					
					if (document.images)
					
					{	pict01on = new Image(30,20); pict01on.src = base + "nav_media" + picton + suffix;
						pict02on = new Image(30,20); pict02on.src = base + "nav_print" + picton + suffix;
						pict03on = new Image(30,20); pict03on.src = base + "nav_internet" + picton + suffix;
						
					
						pict01off = new Image(30,20); pict01off.src = base + "nav_media" + pictoff + suffix;
						pict02off = new Image(30,20); pict02off.src = base + "nav_print" + pictoff + suffix;
						pict03off = new Image(30,20); pict03off.src = base + "nav_internet" + pictoff + suffix;
						
						
						
					}
					
					function imgOn(imgName)
					
					{	if (document.images)
					
						{	document[imgName].src = eval(imgName + "on.src");
					
							}
					}
					
					function imgOff(imgName)
					
					{	if (document.images)
					
						{	document[imgName].src = eval(imgName + "off.src");
					
							}
					}