adsense in middle of first post

[xserverx]

Hello
how do I put adsense in the middle of the first post look like this forum :
http://forums.digitalpoint.com/showthread.php?t=67764

PART OF FIRST POST

Ads here

REST OF FIRST POST

thank you

[Naijasite]

use this one https://vborg.vbsupport.ru/showthread.php?t=251787