c:\test>AssocFtype.pl .pl .doc
Extension '.pl' is associated with type 'Perl'
        and the command: '"c:\perl\bin\perl.exe" -sw "%1" %*'
Extension '.doc' is associated with type 'OpenOffice.org.doc'
        and the command: '"C:\Program Files\OpenOffice.org 2.2\program\soffice.exe" -o "%1"'