UnityEngine.Animation.CrossFade C# (CSharp) Method

        public extern void CrossFade(string animation, [DefaultValue("0.3F")] float fadeLength, [DefaultValue("PlayMode.StopSameLayer")] PlayMode mode);
        [ExcludeFromDocs]

    // Use this for initialization
    void Start()
    {
        EnemyHealth = 10;
        nextAction = Time.time;
        an = GetComponent<Animation>();

        an.CrossFade ("run");
    }