--- rat/lonratsrv.pm	2002/04/03 15:30:13	1.17
+++ rat/lonratsrv.pm	2002/06/24 14:05:51	1.18
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Server for RAT Maps
 #
-# $Id: lonratsrv.pm,v 1.17 2002/04/03 15:30:13 matthew Exp $
+# $Id: lonratsrv.pm,v 1.18 2002/06/24 14:05:51 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -262,17 +262,19 @@ sub savemap {
            } elsif ($parts[0] eq 'objparms') {
                undef %alltypes;
                undef %allvalues;
-               map {
+               foreach (split(/:/,$parts[$#parts])) {
                    my ($type,$name,$value)=split(/\_\_\_/,$_);
                    $alltypes{$name}=$type;
                    $allvalues{$name}=$value;
-               } split(/:/,$parts[$#parts]);
-               map {
+               }
+               foreach (keys %allvalues) {
+                  if ($allvalues{$_} ne '') {
                    $outstr.='<param to="'.$parts[1].'" type="'
                           .$alltypes{$_}.'" name="'.$_
                           .'" value="'.$allvalues{$_}.'">'
                           ."</param>\n";
-               } keys %allvalues;
+	          }
+               }
            } elsif (($parts[0] ne '') && ($graphdef)) {
 # ------------------------------------------------------------- Graphical input
                $outstr.='<'.$parts[0];