Black & White Is Always Grey

If the image in the top left is different when you visit this page at some point in the future, don't be surprised.
I've been experimenting with a variety of different title images and currently one of two will show up randomly.

Now, if I could just come up with a few more ideas—that and remember how to use random numbers in perl so I can stop using fortune to generate random text lines…

Edit: And before anyone asks – yes, that barcode would read 'thisspaceintentionallyleftblank' if scanned.
Edit the Second: Random numbers in perl are done using rand EXPR. Don't I feel stupid now.