Perf: Do not load ckeditor if not required.

htdocs/main.inc.php

@@ -971,7 +971,7 @@ function top_htmlhead($head, $title='', $disablejs=0, $disablehead=0, $arrayofjs
             print '<script type="text/javascript" src="'.DOL_URL_ROOT.'/includes/flot/jquery.flot.pie.min.js"></script>'."\n";
             print '<script type="text/javascript" src="'.DOL_URL_ROOT.'/includes/flot/jquery.flot.stack.min.js"></script>'."\n";
             // CKEditor
-            if (!empty($conf->global->FCKEDITOR_EDITORNAME) && $conf->global->FCKEDITOR_EDITORNAME == 'ckeditor')
+            if (!empty($conf->fckeditor->enabled) && !empty($conf->global->FCKEDITOR_EDITORNAME) && $conf->global->FCKEDITOR_EDITORNAME == 'ckeditor')
             {
                 print '<!-- Includes JS for CKEditor -->'."\n";
                 print '<script type="text/javascript">var CKEDITOR_BASEPATH = \''.DOL_URL_ROOT.'/includes/ckeditor/\';</script>'."\n";