A URL or a long word protrudes from the side of the sprite frame.
A URL fits into the frame of a sprite, however a long word protrudes (see (3)).
Example of a long word: Supercalifragilisticexpialidocious
(1) Internet Explorer 6
A URL or a long word is cut on the edge. The right silde of the frame is also cut. If you would like to pay attention to Internet Explorer 6 user, set the width of the sprite wider than the width of including URL.