-# needed to work around the limitations of the the FILTER syntax
-$content{html_encode} = sub { return HTML::Entities::encode_entities(@_,'<>&"') };
-$content{uri_escape} = sub { return URI::Escape::uri_escape(@_) };
-$content{quotemeta} = sub { return quotemeta($_[0]) };
-$content{string2id} = sub { return &Packages::CGI::string2id(@_) };
-