all form processing must be done on the forms action page.
it sounds like the captcha functions have been added to the Contact_OK.asp, you will need to add universal email to that page as well.
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.