--- loncom/homework/response.pm	2001/08/05 16:26:28	1.35
+++ loncom/homework/response.pm	2001/08/07 12:24:53	1.40
@@ -3,7 +3,7 @@
 
 # 11/23,11/24,11/28 Gerd Kortemeyer
 # Guy Albertelli
-# 08/04 Gerd Kortemeyer
+# 08/04,08/07 Gerd Kortemeyer
 
 package Apache::response;
 use strict;
@@ -35,8 +35,11 @@ sub setrandomnumber {
   &Apache::lonxml::debug("randseed $rndseed");
 #  $rndseed=unpack("%32i",$rndseed);
   $rndseed=$rndseed
-    +(&Apache::lonnet::numval($Apache::inputtags::part) << 10)
+    +(&Apache::lonnet::numval($Apache::inputtags::part) << 10);
+  if (defined($Apache::inputtags::response['-1'])) {
+    $rndseed=$rndseed
       +&Apache::lonnet::numval($Apache::inputtags::response['-1']);
+  }
   srand($rndseed);
   &Apache::lonxml::debug("randseed $rndseed");
   return '';
@@ -46,10 +49,10 @@ sub meta_parameter_write {
     my ($name,$type,$default,$display)=@_;
     return '<parameter part="'.$Apache::inputtags::part.
 	            '" name="'.$name.
-                    '" type="'.$type.
-                 '" default="'.$default.
-	         '" display="'.$display.
-                          ' [Part: '.$Apache::inputtags::part.']"></parameter>'
+                    '" type="'.$type.'"'.
+ ($default?' default="'.$default.'"':'').
+ ($display?' display="'.$display.' [Part: '.$Apache::inputtags::part.']"':'')
+           .'></parameter>'
      ."\n";
 }
 
@@ -88,7 +91,7 @@ sub mandatory_part_meta {
 #                          'Available Points').
 #    &meta_parameter_write('maxtries','int_pos','',
 #                          'Maximum Number of Tries').
-    &meta_package_write('part');
+    &meta_package_write('part').
     &meta_stores_write('solved','string',
                           'Problem Status').
     &meta_stores_write('tries','int_zeropos',