void Dispell(effect eEffect, object oTarget)
{
    int nSpellID = GetEffectSpellId(eEffect);
    string sHostile = Get2DAString("spells", "HostileSetting", nSpellID);
    while(GetIsEffectValid(eEffect))
    {
        if(sHostile == "1")
        {
                if(GetEffectSubType(eEffect) == SUBTYPE_MAGICAL)
                {
                   RemoveEffect(oTarget, eEffect);
                }

        }
        eEffect = GetNextEffect(oTarget);
    }
}

void main()
{
    object oPlayer = OBJECT_SELF;
    if(GetHasAnySpellEffect(oPlayer))
    {
        effect eEffect = GetFirstEffect(oPlayer);
        Dispell(eEffect, oPlayer);
    }

}