1 [ Dragonica ] Why does it say 'invalid email address' when i try to register?

Im from canada. and i tried 3 emails. my other friend is from Canada, and he registered awhile back just fine. 

Asker:mack412Asktime:11:05:09 10-18-2009

Tag:dragonicaemailregister

2 [ MMOsite Contest ] May I change my email?

May I change my email?

Asker:hao234Asktime:13:45:52 10-10-2009

Tag:changeemailmmostie