This site will generate textart and buttons online from text you give it realtime. Pretty handy if you don't have the software to do it. This site has a lot of good web graphics. There's not much here, but what is here is good. Some pretty well-designed web elements are available on this page.
Some neat stuff is available here.
Graphics High-quality free graphics. The author does request credit somewhere on your site. MediaBuilder Good stuff. Graphics4Free Also good stuff. An excellent collection of map clip art.