--- loncom/homework/response.pm	2003/10/27 19:27:09	1.87
+++ loncom/homework/response.pm	2003/11/21 19:54:42	1.89
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # various response type definitons response definition
 #
-# $Id: response.pm,v 1.87 2003/10/27 19:27:09 albertel Exp $
+# $Id: response.pm,v 1.89 2003/11/21 19:54:42 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -77,17 +77,13 @@ sub end_hintresponse {
 # that is stable and unique based on the part number and response number
 sub setrandomnumber {
     my $rndseed;
-    if ($ENV{'request.state'} eq "construct") {
-	$rndseed=$ENV{'form.rndseed'};
-	if (!$rndseed) { $rndseed=time; }
-    } else {
-	$rndseed=&Apache::lonnet::rndseed();
-    }
+    $rndseed=&Apache::structuretags::setup_rndseed();
+    if (!defined($rndseed)) { $rndseed=&Apache::lonnet::rndseed(); }
     &Apache::lonxml::debug("randseed $rndseed");
     #  $rndseed=unpack("%32i",$rndseed);
     my $rndmod=(&Apache::lonnet::numval($Apache::inputtags::part) << 10);
     if (defined($Apache::inputtags::response['-1'])) {
-       $rndmod+=&Apache::lonnet::numval($Apache::inputtags::response[-1]);
+	$rndmod+=&Apache::lonnet::numval($Apache::inputtags::response[-1]);
     }
     if ($rndseed =~/,/) {
 	{
@@ -115,8 +111,8 @@ sub meta_parameter_write {
     }
     $result.=            ' name="'.$name.'"'.
                          ' type="'.$type.'"'.
-($default?' default="'.$default.'"':'').
-($display?' display="'.$display.' [Part: '.$partref.']"':'')
+(defined($default)?' default="'.$default.'"':'').
+(defined($display)?' display="'.$display.' [Part: '.$partref.']"':'')
              .'></parameter>'
              ."\n";
     return $result;
@@ -559,7 +555,6 @@ sub whichorder {
     for (my $i=0;$i<=$#bottomlist;$i++) {
 	if ($bottomlist[$i]) { push(@whichopt,$bottomlist[$i]) }
     }
-
     return @whichopt;
 }