C sharp - Pequeño texto de Javascript a C#

var material1 : Material;

var material2 : Material;

function Start ()

{

this.renderer.material = material1;

}

function OnMouseOver ()

{

this.renderer.material = material2;

}

function OnMouseExit ()

{

this.renderer.material = material1;

}

function OnMouseDown ()

{

Application.LoadLevel("escena2");

}

using UnityEngine;

using System.Collections;

public class Jugarc : MonoBehaviour {

	public Material Material1;

	public Material Material2;

	// Use this for initialization

	void Start () {

		this.renderer.material = Material1;

	}

	// Cuando el raton pasa por encima

	void OnMouseOver () {

	this.renderer.material = Material2;

	}

	// Cuando el raton se quita de encima

	void OnMouseExit () {

	this.renderer.material =Material1;

	}

	void OnMouseDown (){

    Application.LoadLevel("escena2");

    }

}