--- loncom/homework/structuretags.pm	2001/01/11 16:11:16	1.30
+++ loncom/homework/structuretags.pm	2001/01/15 21:44:21	1.31
@@ -69,7 +69,7 @@ sub start_problem {
     $Apache::lonhomework::name=$name;
     if ($status eq 'CAN_ANSWER') {
       # create a page header and exit
-      return "<title>$name</title>\n<body bgcolor=#FFFFFF>\n<form name=\"lonhomework\" method=\"POST\" action=\"".$ENV{'request.uri'}."\">";
+      return "<title>$name</title>\n<body bgcolor=#FFFFFF>\n<form name=\"lonhomework\" method=\"POST\" action=\"".$ENV{'request.uri'}."\">".'<input type="hidden" name="submitted" value="yes">';
     } elsif ($status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER' || $status eq 'CLOSED') {
       return "<title>$name</title>\n<body bgcolor=#FFFFFF>\n";
     }
