(ROW) Change mineral cost for upgrading

im using rowgameserver from arpakuutio release
check it at http://forum.ragezone.com/f564/row-fixed-server-client-files-491832/

1:
If you have not created a new section header, please refer to http://forum.ragezone.com/f565/editi...damage-888824/
PART I

2:
open your rowgameserver.exe with ollydbg, goto the free byte of your newsec then type this
SUB EAX,[any_number_you_want]
JNS 004D1287
POP EDI
JMP 004D127B

step 3:
save it by block all the command that you write (shift + arrow up)
right click on it,
copy to executable
, click selection
, right click again on the newly opened window
click save file
click yes
press ctrl+F2 to restart

step 4:
goto (ctrlg) 4d1276 then change the command there into

JMP [starting address of the command that you type on step 2 ]

step 5:
save it again just like step 3

done,
now you can modify the mineral cost for upgrading