Add columns to account manager

Hello...

How can i add a column from database to account manager at admin panel?
eg. i want to add from database-> table -> fl_accounts the column Pay_date to admin panel -> account manager

Open file: ftp://admin>>tpl>>controllers>>accounts.tpl
find code at line ~2316

Code:

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Only registered members can view the code.

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and add a new line below:

Code:

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Only registered members can view the code.

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then at line ~2373 find code:

Code:

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Only registered members can view the code.

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and add new code below:

Code:

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Only registered members can view the code.

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save and check again

code added but no pay_date at users appear and no title at column
Only one extra column empty added at account manager.

I suggest you create a new ticket, I will add it as soon as posible.