Possible Duplicate:
Disable default shortcuts on a TabControl
How can I prevent users from using Ctrl + Tab or Ctrl + Shift + Tab to switch between tabpages?
Possible Duplicate:
Disable default shortcuts on a TabControl
How can I prevent users from using Ctrl + Tab or Ctrl + Shift + Tab to switch between tabpages?
See Stack Overflow question Best way to implement keyboard shortcuts in a Windows Forms application?.