my first npc Code

var status = 0;

function start() {
status = -1;
action(1, 0, 0);
}

function action(mode, type, selection) {

if (mode == -1) {
cm.dispose();
}
else {
if (status == 0 && mode == 0) {
cm.dispose();
return;
}

if (mode == 1) {
status++;
}
else {
status--;
}

Its my first one - Haters gonna hate Lol,

~ Fake