fix for class WP_Widget

    // Functions you'll need to call.

    /**
     * PHP5 constructor
     *
     * @param string $id_base Optional Base ID for the widget, lower case,
     * if left empty a portion of the widget's class name will be used. Has to be unique.
     * @param string $name Name for the widget displayed on the configuration page.
     * @param array $widget_options Optional Passed to wp_register_sidebar_widget()
     *   - description: shown on the configuration page
     *   - classname
     * @param array $control_options Optional Passed to wp_register_widget_control()
     *   - width: required if more than 250px
     *   - height: currently not used but may be needed in the future
     */
    function __construct( $id_base = false, $name, $widget_options = array(), $control_options = array() ) {
        $this->id_base = empty($id_base) ? preg_replace( '/(wp_)?widget_/', '', strtolower(get_class($this)) ) : strtolower($id_base);
        $this->name = $name;
        $this->option_name = 'widget_' . $this->id_base;
        $this->widget_options = wp_parse_args( $widget_options, array('classname' => $this->option_name) );
        $this->control_options = wp_parse_args( $control_options, array('id_base' => $this->id_base) );
    }

    /**
     * PHP4 constructor
     */
    function WP_Widget( $id_base = false, $name, $widget_options = array(), $control_options = array() ) {
        WP_Widget::__construct( $id_base, $name, $widget_options, $control_options );
    }