1. In the Mods folder of the loader, make a new folder and give it a suitable name. Ex.: "PiercedNipple"
2. Put the custom nipple SWF in said folder and rename it as "Nipple".
3. Open the .txt file in the Mods folder.
4. On a new line, add: [in-game name]:[folder name]. Continuing with the above pierced nipple example: "Pierced Nipple:PiercedNipple"
5. Run SDT, a new option with the in-game name you entered above will appear in the loader's custom menu. Click it.
6. Something happens.
7. Profit will be had.