How to scan some files with av_task?

Hello,I have a question, I want to scan files on the command line, It is possible with the help of av_task, http://kb.fortinet.com/kb/dynamickc.do?cmd=show&forward=nonthreadedKC&docType=kc&externalId=FD30864 , but I don't know how scan many files together ??, and how i can change the action upon detection??  P.S. Sorry for the English=))  P.P.S I would be grateful for any advice!