ledger description in sales invoice

Dear sir,
I customized sales invoice ,

and i write this code for item description
Explode : AddlDesc2 : NOT $$IsEmpty:$StockItemName AND @@InvWithAddl
[Part : AddlDesc2]
Line : AddlDesc2
Repeat : AddlDesc2:UserDescription
BreakOn : $$IsEmpty:$UserDescription
Scroll : Vertical

[Line : AddlDesc2]
Fields : AddlDesc2
[Field : AddlDesc2]
Use : Name Field
Width : 50 % Page
Set as : $UserDescription
Align : Left
Space Left:16 mms
;;Style : AriINV3
i also want ledger description to , need help
how can i call ledger description in my customized invoice please help
Thank you !

 

yes i got it ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,

Explode :ACCDESC : NOT $$IsEmpty:$LedgerName AND ##ICFGLedAddlDesc AND NOT $$IsEmpty:$BasicUserDescription

[Part :ACCDESC]
Line : ACCDESC
Repeat : ACCDESC:UserDescription
BreakOn : $$IsEmpty:$UserDescription
Scroll : Vertical

[Line : ACCDESC]
Fields : ACCDESC

[Field : ACCDESC]
Use : Name Field
Width : 50 % Page
Set as : $UserDescription
Align : Left
Space Left:16 mms
;;Style : AriINV3