Thanks very much for your help Bruce that's done it!!

Thanks for the help, I can see how that FormCalc script works on exiting a field where the dollor number has been entered but what do I need to add to it in a field where the amount has been simply carried forward from a calculated field.  Currently in this number field is:----- form1.#subform[1].Do...

I am relatively new to Livecycle Designer and very much a newbie with JavaScript and FormCalc.  I have created a Conditional Sales Contract form and when the user enters a dollar amount (1548.95) I would like to know how to  auto fill a text field with its text equivalent ( One Thousand Five Hunderd...