roster

Hi friends.I am writing a gtalk clinet using the jabber-net library in VB.net.I manage to get the contact list to a Roster tree control,but do not know how to get the selected/clicked contacts gmail address form it.Search through online for a tutorial or example but unable to find one in vb.net...

Hello Guys, I am here writing a programme and I need to creat a roster for the cars and drivers driving those cars at any given day for up to seven day. My head is spinning and I just cannot figure out how to do it. can any any one out there help me ho to design that roster. thanks. shiraz