public void RezBuilding (Property prop, Property.locType t, float estTime, System.Action continue_action)
{
Vector3 pso = prop.getHolderPropertyTargetPosition ();
Vector3 from = new Vector3 (pso.x, pso.y - 3.0f, pso.z);
GameObject dust_particles = Instantiate (buildingDust, pso, Quaternion.Euler (new Vector3 (90f, 0f, 0f))) as GameObject;
dust_particles.SetActive (true);
dust_particles.transform.localScale = new Vector3 (buildingDustScale, buildingDustScale, buildingDustScale);
Transform land = prop.getHolderPropertyTargetTransform ();
BuildingDescripter p = building_desc.Find (r => r.typebuilding == t);
GameObject build_block = Instantiate (p.givePreFab (), from, Quaternion.identity) as GameObject;
//GameObject lightpost = Instantiate (spotlight, pso, Quaternion.identity) as GameObject;
build_block.name = p.building_name;
//lightpost.transform.parent = build_block.transform;
build_block.transform.parent = land;
//lightpost.transform.parent = build_block.tranform;
prop.blocktype = p.typebuilding;
//lightpost.transform.LookAt (build_block.transform);
prop.updateNewProperty (build_block, estTime, continue_action);
}