Thanks for getting back to me Ray. Ive just tried a new page with a checkbox and I don't get the error, so it must be something I have on the page. I will proceed to trouble shoot this myself as the extension must be fine.
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.