[Users] CDR how to's HELP

Hi users i managed to install openser with mysql database for authenticating and authorizing and iam using freeradius-1.1.1 for accounting ususally i can see the account start -stop mesages in /usr/local/var/log/radius/radacct/127.0.0.1/detail-xxxxxxxxxx (for every day account messages ) so, here is my problem is what i have to do with this data to convert in to a viewable CDR's :-( i have downloaded CDRTool .tar.gz and i found some docs regarding INSTALL,RATING,etc...but its very difficult to understand because its using Apache and phplib which i dont know at all All I need is to export the call details in some other place and doing some makeup and to prepare a billing CDR Can any body please help me in this matter or can you suggest any docs related to this matter Thankyou very much Regards Ravi.