When you add new CONTAINER offer you must set in offer table in database:
id - empty (auto_increment)
points - how many points cost this offer
itemid1 - ID of created items in container
count1 - "count"/"type" of items in container, like SD with 15 shots has count "15", normal item (bag, crossbow, golden armor...) has count "1", count 3 will not create 3 golden armors, use "count2" to give more items
itemid2 - ID of created container (like bag: 1987, ITEM MUST BE CONTAINER AND MUST BE WEARABLE!)
count2 - number of items in container, if you use "bag" (id 1987) as a container you can put 1-8 items, if backpack 1-20, dont set more than max. number of items in container!
offer_type = "container"
offer_description - description of container offer like: "Buy 8 Golden Armors in bag and become rich player! Fight stonger mosters and lose less HP or sell it for much cash!"
offer_name - name of new pacc offer like: "8x Golden Armor"