random mob spawn homunculus

function	script	NidhoggBB	{
set .monster, .mob_id[.random];
summon "monster name",.mob_id[.random];

OnMobKilled:
announce "Monster is already killed",0;
set @amount, rand(1,5); //quantity of different items
set @whatItem, rand(0,.@size); //Which item was chosen
set @amountItem, rand(1,10); //Quantity of item you will receive

OnInit:

		setarray .@listItems[0],501,502,503; //Items
		.@size = getarraysize(.@listItems); //Size Array Items
		setarray .mob_id[0],1002,1113,1399,1159;
		set .size, getarraysize(.mob_id);
		set .random, rand(.size);
		set .amount, 2; // amount of monster spawned
end;
}