This should echo that part out:
You would just put it above or below the other call and it should display the UserID if it is set and Not set if it isn't.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.