--- loncom/homework/structuretags.pm	2005/12/01 18:46:31	1.326
+++ loncom/homework/structuretags.pm	2005/12/15 23:20:55	1.327
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: structuretags.pm,v 1.326 2005/12/01 18:46:31 albertel Exp $
+# $Id: structuretags.pm,v 1.327 2005/12/15 23:20:55 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -113,6 +113,9 @@ sub page_start {
 	    &Apache::lonhtmlcommon::htmlareaheaders().
 	    &Apache::lonhtmlcommon::spellheader().
 	    &Apache::lonxml::fontsettings();     
+	if ($target eq 'edit') {
+	    $head_tag_start.=&Apache::edit::js_change_detection();
+	}
     }
     my $body_tag_start;
     if (!defined($found{'body'}) && $env{'request.state'} eq 'construct') {
@@ -150,7 +153,11 @@ sub page_start {
 	$form_tag_start='<form name="lonhomework" enctype="multipart/form-data" method="POST" action="';
 	my $uri=$env{'request.uri'};
 	if ($env{'request.enc'}) { $uri=&Apache::lonenc::encrypted($uri); }
-	$form_tag_start.=$uri.'">';
+	$form_tag_start.=$uri.'" ';
+	if ($target eq 'edit') {
+	    $form_tag_start.=&Apache::edit::form_change_detection();
+	}
+	$form_tag_start.='>';
     }
     return ($result,$head_tag_start,$body_tag_start,$form_tag_start);
 }