Command : Credits?

[TheX-Man]

I understand all of this, but how do I set credits to unlimited ??

I tryed -1 but that dident work

CREDITS
Set/Increase/Decrease how much a user is allowed to download.
Usage: SITE CHANGE <user> CREDITS <amount KB> [<section>]
Changes user's credits to specified amount.
Example: site change zero credits 102400
102400KB = 100MB since 1024KB = 1MB

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You can use + or - infront of amount to increase or decrease credits.
Usage: SITE CHANGE <user> CREDITS +<amount KB>
SITE CHANGE <user> CREDITS -<amount KB>
Example: site change zero credits +204800
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