--- loncom/homework/structuretags.pm	2023/09/10 18:12:53	1.578
+++ loncom/homework/structuretags.pm	2023/11/07 12:26:00	1.579
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: structuretags.pm,v 1.578 2023/09/10 18:12:53 raeburn Exp $
+# $Id: structuretags.pm,v 1.579 2023/11/07 12:26:00 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -445,7 +445,7 @@ sub page_start {
     if (&Apache::lonhtmlcommon::htmlareabrowser()) {
         my %textarea_args;
         if (($env{'request.state'} ne 'construct') ||
-            ($env{'environment.nocodemirror'})) {
+            (&Apache::loncommon::nocodemirror())) {
             %textarea_args = (
                                 dragmath => 'math',
                               );
@@ -851,7 +851,7 @@ sub problem_edit_buttons {
    if ($mode eq 'editxml') {
        $result.=&problem_edit_action_button('subedit','edit','e','Edit',1);
        $result.=&problem_edit_action_button('subundo','undoxml','u','Undo',1);
-       if ($env{'environment.nocodemirror'}) {
+       if (&Apache::loncommon::nocodemirror()) {
            $result.=&Apache::lonhtmlcommon::dragmath_button("LC_editxmltext",1);
        }
    } else {
@@ -3375,7 +3375,7 @@ sub end_startouttext {
                  .&Apache::edit::deletelist($target,$token)
                  .'</span></td>'
 	         .'<td><span id="math_'.$areaid.'">';
-	if ($env{'environment.nocodemirror'}) {
+	if (&Apache::loncommon::nocodemirror()) {
 	    $result.=&Apache::lonhtmlcommon::dragmath_button($areaid,1);
 	} else {
 	    $result.='&nbsp;';