Windows
Win+Break Open “System Properties”
Shft+Win+M Restore all windows
Shft+Ctrl+Esc Task Manager
Win+E Explorer

Visual Studio 2005
Server Explorer Ctrl+Alt+S
Solution Explorer Ctrl+Alt+L
Properties Window F4
Toolbox Ctrl+Alt+X
Class View Ctrl+Shft+C
Error List Ctrl+W,Ctrl+E
Bookmark Ctrl+K,Ctrl+K
Bookmark previous Ctrl+K,Ctrl+P
Output Window Ctrl+Alt+O
BreakPoints Ctrl+Alt+B
Tasklist Ctrl+,Ctrl+K
Insert Code Snippet Ctrl+K,Ctrl+X
Code Snippet manager Ctrl+K,Ctrl+B