use the security show if behavior to show the login link if the user is not logged into your users table, and show the logout link if the user is logged into your users table.
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.