SpotLight.SelectedMode C# (CSharp) Method

    void SelectedMode()
    {
        Renderer []  children;
        children = gameObject.GetComponentsInChildren<Renderer>();
        foreach (Renderer child in children) {
            if(child.name =="mesh")
            {
                Color color = new Color(0.2f,0.4f,0.0f,0.5f);
                child.enabled = true;
                Material material = new Material(Shader.Find("Transparent/Diffuse"));
                material.color = color;
                child.material = material;
                break;
            }
        }
    }