schedule(TIMEINMILLISECONDS, OBJECT (USUALLY 0 FOR NONE), COMMAND, PARAMETER1, PARAMETER2, PARAMETER3, ...);
Ex: schedule(3000, 0, serverCmdMessageSent, %client, "And 3 seconds later...");
OBJECT.schedule(TIMEINMILLISECONDS, COMMAND, PARAMETER1, PARAMETER2, PARAMETER3, ...);
Ex: %client.player.schedule(3000, addVelocity, "0 0 600");