##

# tells the javascript that the script as already been run
print "";

##

##

use CGI;
$query = CGI::new;
$user_localtime = $query->param("user_localtime");
@user_l = split (' ', $query);
@user_time = split (':', $u_l[1]);
@server_localtime = localtime;
$offset = $user_time[0] - $server_localtime[2];
print $offset;