It is displayed smaller, but it still takes 5 minutes to download and again, often crashes my browser due to the amount of ram needed to open a huge picture. Please resize your pictures in a graphics application or build a thumbnail that links to the picture. Simply resizing in your HTML doesn't work. Get Adobe Photoshop or Photoshop LE if you need a graphics program. Please, use a good repeating seamlessly tiled background image, or a solid color.
Pictures are beyond tacky.
Animated Gifs Galore. I like animated gifs if done well. I have placed one or two on ARNet's homepage. Having a bouncing monkey that just bounces up and down is a huge waste of bandwidth. Having a dog run across the screen because it is cute, more often than not is simply annoying.