diff --git a/include/plugin_api.inc.php b/include/plugin_api.inc.php
index e852dbbf..1ff82823 100644
--- a/include/plugin_api.inc.php
+++ b/include/plugin_api.inc.php
@@ -32,6 +32,24 @@ function serendipity_plugin_api_frontend_header($event_name, &$bag, &$eventData,
 ?>
     <script src="<?php echo $serendipity['serendipityHTTPPath']; ?>templates/jquery.js"></script>
     <script>jQuery.noConflict();</script>
+<?php
+    }
+    // add a global available (index.tpl; admin/index.tpl; preview_iframe.tpl) redirect error string function used by errorToExceptionHandler()
+    // hardened by admin only - better have that here, to be reachable everywhere
+    if ($serendipity['production'] === true) {
+        if( $serendipity['serendipityUserlevel'] >= USERLEVEL_ADMIN ) {
+?>
+    <script type="text/javascript">
+        function create(htmlStr) {
+            var frag = document.createDocumentFragment(),
+                temp = document.createElement("div");
+                temp.innerHTML = htmlStr;
+            while (temp.firstChild) {
+                frag.appendChild(temp.firstChild);
+            }
+            return frag;
+        }
+    </script>
 <?php
     }
 }