root/npc/sample/npc_test_npctimer2.txt @ 23

prontera,156,183,0      script  NPCtimerƒeƒXƒg::npctimerX0000   116,{
L_INIT:
        mes "What would you like to know?";
        menu "Tell me my level",L_WAIT;

L_WAIT:
        mes "I need time to think...";
        initnpctimer;
        attachnpctimer;
        close;

OnTimer5000:
        mes "Ah, your level is " + readparam(11);
        detachnpctimer;
        close;
}