[Corin Stormhands]

It happens both when I hit preview OR if I check the "I have already previewed" button and try to post.

[Bear_in_RoseBear]

Off the top of my head, I'd say you have spyware keying off the word "Luke" for whatever reason, and trying to send you somewhere you don't want to go.

Or something. Try going here and clicking the "Scan your PC button".