-5v Voltage Regulator Answered

At the risk of stating the obvious - don't forget that it is only -5V with respect to something else e.g., a common ground or common 0V rail. Cheers, Pat. Pending

just the polarities right? not the values? so i can use the same caps.

Polarities of chemical capacitors will have to be inverted.

Here is a example from National Semiconductor :
http://www.national.com/mpf/LM/LM7905.html