help me with npc and patch.

Hello mans....

i make a server offline on my lan... but i cant found a client 1753 usa... then i use other client with patch installed for other server not working more.... i try to change npc general merchant to sell antoniums.... but when in server cant sell no have antonium for sale.... i only can change the drop and exp... i cant to make changes on npc´s....

anybody can help me?

how to make changes on script? to sell antoniums on my server... and how to make a patch to remove the others npc´s at map, when i talk that show a message this npc not exist.

thnx and good day

edit both scripts, sever sided and client sided

what the locate files that i need change?? what the name of this files? what program use? only mcf coder? tell me more plz. i trying to put antoniums on general merchant? what i need to make?
where i found the client side script what the name server version 1753