my $cgi = new CGI;
-my($query) = $cgi->keywords;
-$query =~ /^([^\.\/]*)$/ or '' =~ /^()$/;
-my $templatename = $1;
-my $hashref = invoice_logo('templatename' => $templatename);
+my %hash = ();
+if ( $cgi->param('invnum') ) {
+ $hash{$_} = scalar($cgi->param($_)) foreach qw( invnum template );
+} else {
+ my($query) = $cgi->keywords;
+ $query =~ /^([^\.\/]*)$/ or '' =~ /^()$/;
+ $hash{'template'} = $1;
+}
+
+my $hashref = invoice_logo(%hash);
print $cgi->header( '-type' => $hashref->{'content_type'},
'-expires' => 'now',