Michel,
>This is what I have been using since a while but this is not reliable. There server stop responding for several hours and days. That happens several times per month. I need something I can rely on.
Ah! OK, that is interesting to know, I never used for myself, just ran it a couple of times when it was first posted and today another couple of times, so I did not know about it's relaibility.
"The five senses obstruct or deform the apprehension of reality."
Jorge L. Borges?
"Premature optimization is the root of all evil in programming."
Donald Knuth, repeating C. A. R. Hoare
"To die for a religion is easier than to live it absolutely"
Jorge L. Borges