diff --git a/form.php b/form.php
index 15f4f84..a0ae83a 100644
--- a/form.php
+++ b/form.php
@@ -790,6 +790,10 @@ class formfield
             is_string ($this->values) &&
             $this->values == $key)
           $res .= " selected='selected'";
+        elseif (isset ($this->values) &&
+            is_integer ($this->values) &&
+            $this->values == $key)
+          $res .= " selected='selected'";
         elseif (isset ($this->values) &&
                 is_array ($this->values) &&
                 in_array ($key, $this->values))