function Map_Phase1()
{
BrickGroup_888888.chaindeletecallback = "Map_Phase2();";
BrickGroup_888888.chaindeleteall();
}
function Map_Phase2()
{
schedule(10, 0, serverDirectSaveFileLoad, "save.bls", 3, "", 2, 1);
}
assuming you know how to code, you should be able to work the rest out