Wow! Wow! Wow!! It's a beautiful day... :D
Thaaank you very much, you are a good Teacher!! I think of having understood everything...
I obtain this...

... and I am satisfied!!! It is correct?
I understood your manipulations. I am going to be able to work from it. I am happy!!!! :D
Moreover, I know again LJ!!! :D

May I add to you to my LJ friends list???

Thank you Thank you Thank you!!!