InfoPath Dev

I have a text box field of type decimal (double) .  I  have a changed event for this control for validation check. When validation fails, I want to clear this text box.  I cant use  setvalue("") because it's not a text data type? Can someone please tell me how I can clear the text box field of type ...

Finally got it.  This article helped me http://blogs.msdn.com/infopath/archive/2006/11/08/submitting-to-this-document-library.aspx  

It has a unique filename and I do have "Allow OverWrite if the file Exists?" selected. I think I'm getting close to fixing it.  When I figure it out, I will post it.  If you already know, post it as well, we can compare notes. 

I have an InfoPath form with multiple views that I open inside a SharePoint library.  The default view has a Submit button, and when clicked, it runs the following code: ' Some code to set values Me.DataConnections(connectionName).Execute(). Application.Quit(True) This works fine the first time.  I'm ...