Can't you just ask Admin for the codes? o_o
Well you could do this....
1.Download LPH tool (Click here:

)
2. Download ShStudio (Click here:

, follow the instruction how to do it)
3. Open LPH too, open ur data.sah.
4. Click file then "Extract All"
5. After it's done extracting, open with shstudio ur "Item.SData"
Done, you can see all codes that are in the client.
It's how i do with my staff, learn them that, pretty simple :P