I have no idea where I stole this picture from, its been sitting on my hard drive for too long. If it was you, please let me know, and I'll give you credit.
The joke, as you might know, is stolen from a
Far Side comic.
http://someguyindc.blogspot.com/
If anyone else works in the Capitol, you know that this is very much what its like to try and get around. Argh. At least its Friday.