schedule(%time,0,%function,[%arg0, ... %argN])
%object.schedule(%time,%function,[%arg0, ... %argN]);
the 0 tells the engine that it's scheduling just normal function, not an object.function
messageAll('',"Message Here");
messageAll('MsgItemPickup',"Message Here",%slot,%item);
The first argument is the message type. Blank just means a normal chat message. Other special tagged strings can be used, MsgItemPickup updates your items HUD and optionally displays stuff in chat.