Use a graphic editor to resize the images to make true thumbnails. By creating thumbnails folks don't have to wait as long for Fluffy to download. Then they can simply click the link to the pics they do want to see. Sites that enjoy high traffic and keep 'em coming back have one or more of the following elements. The more of these elements you incorporate, the better your chances of web popularity.
Depth Create an ever-expanding world.
Even if you plan on a specialized site you can find different subjects to tie in with it in an entertaining or useful way. If you were doing a site on Stress in the Work Place you can have a serious page of ways to cope and a humorous look at ways not to deal with it. Try to imagine what you'd find if you were the visitor and someone else were making the site. Whatever sets you apart from the others is a great place to start. Everyone is good at something.