Animate Water Offset

using UnityEngine;
using System.Collections;

public class WaterAnimator : MonoBehaviour {

	public Vector2 speed1;
	public Vector2 speed2;

	private Renderer renderer;
	private Material material;

	// Use this for initialization
	void Start () {
		renderer = GetComponent <Renderer>();
		material = renderer.material;
	}

	// Update is called once per frame
	void Update () {
		Vector2 offset1 = new Vector2 ((Time.time * speed1.x) % 1, (Time.time * speed1.y) % 1);
		Vector2 offset2 =  new Vector2 ((Time.time * speed2.x) % 1, (Time.time * speed2.y) % 1);
		material.SetTextureOffset ("_MainTex", offset1);
		material.SetTextureOffset ("_DetailAlbedoMap", offset2);
	}
}