Problems with Windows Remote Desktop

Alt+Tab fails to bring window to front in Remote Desktop

Using Windows XP Home for running the client logging in to a Windows XP Professional machine.

Steps:

1. Log in to remote machine with bit depth set = 16 bits, experience = 56Mbps (Modem)
2. drop connection (network outage / timeout ?)
3. restart remote desktop with bit depth = 16 bits, experience = broadband
4. try alt + tab to see appropriate window getting focus, but not becoming foreground