Статус ГМов в сети.

Пример:
Gm'ов в Сети: 2
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Код:

SELECT COUNT(*) AS count FROM rf_user.dbo.tbl_StaffAccount WHERE LastLogoffDT < LastLoginDT

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или
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PHP код:
<?php
mssql_connect('localhost','sa','password');
$result=mssql_query("SELECT * FROM rf_user.dbo.tbl_StaffAccount WHERE LastLogoffDT < LastLoginDT");
$count=mssql_num_rows($result);
echo "GM Online: $count";