Sowen, if it helps, I suggest you add:

ACE,ARC,ARJ,BZIP2,CAB,COM,GZIP,PST,RAR,TAR,ZIP,ZOO,ECE
to the aditional extensions list and

WS?,VBS,VBE,JS,JSE,HTA,WSF,WSH,SHS,SHB,HTM*
to be scanned on open (besides the WSH script).