015-3,31,42,0	script	#CatCaveBarrier	NPC45,1,1,{
    @Hiss = ((Katze & NIBBLE_1_MASK) >> NIBBLE_1_SHIFT);
    if (getequipid(equip_head) != 1217
        && (getequipid(equip_head) > 0
        || getequipid(equip_shield) > 0
        || getequipid(equip_hand1) > 0
        || getequipid(equip_hand2) > 0
        || getequipid(equip_gloves) > 0
        || getequipid(equip_shoes) > 0
        || getequipid(equip_misc1) > 0
        || getequipid(equip_misc2) > 0
        || getequipid(equip_torso) > 0
        || getequipid(equip_legs) > 0))
            goto L_Not_Naked;

    if (@Hiss != 2)
        mes "\"Hissss...\"";
    @Hiss = 2;
    callsub S_Update_Hiss;
    goto L_close;

L_Not_Naked:
    warp "015-1", 60, 32;
    @Hiss = 1;
    callsub S_Update_Hiss;
    mes "\"GRAAUWL! Hissss...\"";
    mes "Scared of what you hear, you flee back outside.";
    goto L_close;

L_close:
    @Hiss = 0;
    close;

S_Update_Hiss:
    Katze = (Katze & ~(NIBBLE_1_MASK)) | (@Hiss << NIBBLE_1_SHIFT);
    return;
}