Sub: How single member Manage Multiple Departments with same username ?

[anu001]

Hello,

For single member Managing Multiple Departments with diff username i was doing following query..

$users= db_query('SELECT staff_id,CONCAT_WS(" ",firstname,lastname) as name FROM '.STAFF_TABLE.' WHERE dept_id='.db_input($info['dept_id']));

To this..

$users= db_query('SELECT staff_id,CONCAT_WS(" ",firstname,lastname) as name FROM '.STAFF_TABLE);

Now i want that single member manage multiple department with same username, how can i do this ?
Please help me ?

Thanks in advance.