It is placed on the index page:
require_once("Settings.php");
require_once("common.php");
require_once('mobile_device_detect.php');
mobile_device_detect('http://www.cavecountryweather.com/smartphone/',false,'http://www.cavecountryweather.com/smartphone/','http://www.cavecountryweather.com/cell.php','http://www.cavecountryweather.com/cell.php','http://www.cavecountryweather.com/cell.php','http://www.cavecountryweather.com/cell.php',false,false);;