Server Mirroring

sql server 2005 mirroring

i have 2 servers, with sql server 2005 standar version, running mirroring, can i see if the data is being updated? how know that? can i make backups while running my mirroring?

setting up mirroring on 2 different servers

How can a database be mirrored on 2 different servers. I am not talking about a witness server. I am talking about 2 mirrors running simultaneously, from the same database, How can that be set up. what are the steps, any help will be appreciated.