I have the Euro client installed as well. Installed it on both pc's I have at home.
How?
Please read SRO's notice on website:You can install it from 9:30 pm our time.Hello. This is Silkroad Online.
Europe Expansion client can be installed from 07/24/2007 11:30 Silkroad Standard Time.
Users who downloaded previously can proceed to install by double clicking a client.