Roadblock is an extension for Expression Engine that looks every time someone logs in to see if they have been shown a message yet, and how long ago. If they have not yet seen the roadblock, or if it was over a specified length of time ago, the roadblock will be displayed.
Roadblock extension
Photoblog updates
I finally had time today to migrate the “Photography” section of my website over to the Expression Engine system that I am using for the rest of the site. So now everything is under one roof, with the same interface for uploading photos as for writing blog posts.