set_zombie_var( "dog_type_chooser", 0 );    // 1 = Enable variation in dog types
    set_zombie_var( "dog_type_exploder", 0 );     // Exoploding
    set_zombie_var( "dog_type_normal", 0 );        // Ordinary

dog_fx_trail()
{
    if(level.zombie_vars["dog_type_chooser"])
    {
        if(level.zombie_vars["dog_type_exploder"])
        {
            self.a.nodeath = true;
            self.fx_dog_trail_type = level._effect["dog_trail_fire"];
            self.fx_dog_trail_sound = "dog_trail_fire";
        }
        else if(level.zombie_vars["dog_type_normal"]) 
        {
            self.fx_dog_trail_type = level._effect["dog_trail_ash"];
            self.fx_dog_trail_sound = "dog_trail_fire_breath";
        }
    }
    if(level.zombie_vars["dog_type_chooser"] == 1)
    {
        if(level.zombie_vars["dog_type_exploder"] == 1)
        {
            self.a.nodeath = true;
            self.fx_dog_trail_type = level._effect["dog_trail_fire"];
            self.fx_dog_trail_sound = "dog_trail_fire";
        }
        else 
        {
            self.fx_dog_trail_type = level._effect["dog_trail_ash"];
            self.fx_dog_trail_sound = "dog_trail_fire_breath";
        }
    }
    else
    {
        if(randomint(100) > level.zombie_vars["dog_fire_trail_percent"])
        {
            self.fx_dog_trail_type = level._effect["dog_trail_ash"];
            self.fx_dog_trail_sound = "dog_trail_fire_breath";
        }
        else
        {
            self.a.nodeath = true;
            self.fx_dog_trail_type = level._effect["dog_trail_fire"];
            self.fx_dog_trail_sound = "dog_trail_fire";
        }
    }
    self.fx_dog_trail = Spawn("script_model", self GetTagOrigin("tag_origin"));
    self.fx_dog_trail.angles = self GetTagAngles("tag_origin");
    self.fx_dog_trail SetModel("tag_origin");
    self.fx_dog_trail LinkTo(self, "tag_origin");
}