public void Upgrade()
{
CurrentLevel = build.Tower.GetComponent <Tower>().level;
TowerType = build.Tower.GetComponent <Tower>().TowerType;
foreach (GameObject TowerModel in Towers)
{
if (TowerType.Equals(TowerModel.GetComponent <Tower>().TowerType) && CurrentLevel + 1 == TowerModel.GetComponent <Tower>().level)
{
ui.buildTower(TowerModel, build.Tower.GetComponent <Transform>().position, ui.UpgradeNode, build.Tower, build.TowerCanvasclicked);
}
}
}