Thank you very much for you fast replay.
it was really a silly mistake
I'm sure it is because I didn't sleep unitl now trying to write this code
thanks for your comment , you are write about the arry thing , and that is why I mentioned in my post that I know there are other methods ut I was asked to do it this way without arrys as I am totaly beggener to programing and I need to learn it step y step :-)
thank you once more and have a good day