Welcome to Smogon! Take a moment to read the Introduction to Smogon for a run-down on everything Smogon, and make sure you take some time to read the global rules.
You see the reason why the moon ball looks like a regular pokeball is because an apricorn ball like the moon ball only appears on HG/SS and not on platinum/Diamond/Pearl.
Yo dude, I want to wish you the best of luck with your trade thread. :) Shall we trade a 'Luvdisc'? Just hit the button Like This! on my thread, and then I'll do yours too. :)
I don't know. I'm trying to explain and help with everything I had.
And I telling you to ask someone like giorgosss because you two live in the same country and I'm also assuming that the cheat code didn't work because the AR device of yours is design for cheat codes in greece and not for cheat codes in the USA.