Here i will show how to change main server in website.
This future is needed then you transfer
ggcoins or vote coins to the game. You must choose main server where you play at the moment, where you will do that all website functions.
How to change main server:
1. Enter to
Game Account Control panel.
2. In right corner you will see text with your current main server and
after it link to change server page.

3. There you can select server where you are playing now.
That's it, hope it would help.