$post->ID, 'post_type' => 'attachment', 'post_mime_type' => 'image', 'orderby' => 'menu_order', 'order' => 'ASC' ) );
if ( !empty($postimgs) ) :
$firstimg = array_shift( $postimgs );
$my_image = wp_get_attachment_image( $firstimg->ID, array( 250, 250 ) );
?>