serverDirectSaveFileLoad(string fileName, int colorMethod, string dirName, int brickOwnership, [bool silent])
fileName - The path to a valid BLS file (i.e. "saves/foo.bls").
colorMethod - The method to use for selecting colors. 3 by default. Not sure of indices for others.
dirName - Not sure. Probably relates to pre-v21 map directories.
brickOwnership - One of the following:
0 - Load as host
1 - Load original ownership
2 - Load as public
3 - Unknown (auto?)
silent - Don't display messages for loading.