void main()
{

effect eEffect;
object oTarget;
int nInt;

object oPC = GetPCSpeaker();

eEffect = EffectDamage(50, DAMAGE_TYPE_ACID, DAMAGE_POWER_NORMAL);

ApplyEffectToObject(DURATION_TYPE_INSTANT, eEffect, oPC);

oTarget = oPC;

//Visual effects can't be applied to waypoints, so if it is a WP
//the VFX will be applied to the WP's location instead

nInt = GetObjectType(oTarget);

if (nInt != OBJECT_TYPE_WAYPOINT) ApplyEffectToObject(DURATION_TYPE_INSTANT, EffectVisualEffect(VFX_IMP_ACID_S), oTarget);
else ApplyEffectAtLocation(DURATION_TYPE_INSTANT, EffectVisualEffect(VFX_IMP_ACID_S), GetLocation(oTarget));

FloatingTextStringOnCreature("You've been poisoned!", oPC);

}