I started using WordPress today, and I'm impressed! To view old site, go to: http://radulski.net/museum/
There’s got to be a 1000 hacks to add round corners to a website block. The most popular and flexible one is to have 4 elements:
Now, you can set 4 backgrounds, 1 for each corner.
It is a bit easier to use pure CSS code, but this doesn’t work in IE.