I have another issue that I'm working on that is similar and need to do a couple more tests to help determine what may be going on. I will update this thread as soon as I have some more info. 
Thanks Eric
I read your reply after writing my new quote. I don't know if that I wrote is useful data for you.
I add that it is important for me to use a form variable fPREZZO.
I am waiting for you.
Ale


