TBH I would not waste your time trying to heal on this server as a priest, they seem to be ok for half a fight before going oom. I would stick to shadow and bring plenty or mana pots.

I was having problems with this earlier. I found the old pages searching google for wow eu armory then I could select the screenshots exactly as required

http://eu.battle.net/wow/en/guild/silvermoon/Armory/

After logging in I could selct my character