[Help] How to make quota via simple queues ??

How to make quota via simple queues ??
For example I wanna assign 10 GB for each user Per Month.
Or I wanna assign 500 MB per day for a user .
How to do it via simple queues ??

look at http://wiki.mikrotik.com/wiki/AutomatedBilling
and http://wiki.mikrotik.com/wiki/Automated_Usage_Script_without_usermanager