<?php

	// open db connection
	$sysdbname = DB_PREFIX . 'system';
    
	
	$sysdb = new mysqli("localhost", "mckernan_ijournl", "6lLeTO9VNRrgvr3OSpcb", $sysdbname);
	
	// verify connection
	if ($sysdb->connect_errno)
	{
	   echo '';
		exit();
	}

	// validate session	/ die if necessary
	$sid = $sysdb->real_escape_string($sid);

	$query = "UPDATE sessions SET ses_refresh = NOW() WHERE ses_id = '" . $sid . "' AND ISNULL(ses_end)";
    
    $result = $sysdb->query($query);

	if (!$result) 
	{
		die();
	}

?>