If you combine any -moz-border-radius-<whatever> style with a css bacground image, the background image will exend past the rounded corners of the border. This does not also occur with background colors. It works fine if the background image is specified for the containing block (see the attatched screenshot).
Created attachment 169621 [details] This is the source from the screenshot Unzip it anywhere and open "test.html". Note: it unzips to the current directory.
keyword should be css-moz
Created attachment 169935 [details] testcase
*** This bug has been marked as a duplicate of 24998 ***
Ray, please search for dups before confirming, ok?