how can i disable power option in control panel via cmd or regedit

[dragonx]

i want to disable access to the power option on my pc u know where u can change the power button to do a certain thing cos i want to block safe mode with networking on my pc

1. is there a reg key or cmd line to disable safe mode in windows 7

2. is there a reg key or cmd line to disable the power options in control panel

 

[dragonx]

please help