flaviosilveira/Jquery-Price-Format — pull request #16 by betesh (2012-10-05 01:26:58+00:00)
Title: Enables more functional keys

The following keys were ignored previously. Since they are functional keys, not characters, there's no reason for them to be disabled. This pull request is for enabling them.

shift	16
ctrl	17
alt	18
pause/break	19
caps lock	20
escape	27
page up	33
page down	34
end	35
home	36
up arrow	38
down arrow	40
print screen 44
insert	45

Keycode map reference: http://www.cambiaresearch.com/articles/15/javascript-char-codes-key-codes