Question on where to put codes

[G1]

// Begin Ad Seller Pro Location - Left Side of the Forum

global $sourcedir;
include_once $sourcedir . "/adseller2.php";

$adSellerAdData =  ShowAdLocation(9);

// Check if any ads where found
if ($adSellerAdData != false)
{
   // Dispaly the advertising code
   echo $adSellerAdData;                     <---------------------------Do i put the data i need displayed on this part, directly in smf? Or do i have to go to cpanel somewhere exact file to edit it there. thanks
}

// End Ad Seller Pro Location - Left Side of the Forum

[G1]

any help about this simple question?

[SMFHacks]

You do not touch any of the php code. All you do is in Ad Seller Pro admin area go to manage ads then add an Ad.
Select the type of add. If you are using javascript use custom code ad type and enter the code there.

[G1]

ok great thanks. i just dont wanna mess with stuff then go back and ask a question with tons of possible causes thats all. sorry for asking such basic questions. cheers