function editor($field, $value, $fieldinfo)
{
extract($fieldinfo);
if(!$value) $value = $defaultvalue;
if($this->contentid && $this->fields[$field]['storage'] == 'file') $value = content_get($this->contentid, $field);
$data = "\n";
return $data.form::editor($field, $toolbar, $width, $height);
}