This is a really handy and super cool CSS tool for rounded corners with NO images… yep, none! Allessandro Fulciniti combined a bit of JavaScript and with CSS to make “Nifty Corners” and then bettered it to be “MORE Nifty Corners” with some help from the ws gurus….

Worth a look:
http://pro.html.it/articoli/id_599/idcat_31/pag_1/pag.html