diff --git a/form.php b/form.php
index 2db56bc..e42a942 100644
--- a/form.php
+++ b/form.php
@@ -199,6 +199,11 @@ class form
           $field->errors = $errors[$field->name];
         else
           $field->errors = array ("error", $errors[$field->name]);
+        if ($field->type === "hidden")
+        {
+          $field->type = "text";
+          $field->readonly = true;
+        }
       }
       $field->titlewidth = $this->titlewidth;
       $field->fieldwidth = $this->fieldwidth;