Online/Offline in showteam.php

Hello,
Iam currently using dynamic custom showteam.pgp page by hawk which is shared here. i want to add online/offline beside the username. how can i do it ?

i have tried several method but it shows offline even if the user is online.

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Sozin Cuz your pro. i guess you can help me with this :3.
i tried that timecut method too which is something like current time - last active.