load

public void soundLoad()
    {
        bool asd = true;
        if (Application.platform == RuntimePlatform.Android)
        {
            string oriPath = System.IO.Path.Combine(Application.streamingAssetsPath, "soundSave.xml");

            WWW reader = new WWW(oriPath);
            while (!reader.isDone) { Debug.Log("not"); }
            Debug.Log("und www");

            StreamReader sr = new StreamReader(reader.text);
            XmlDocument doc = new XmlDocument();
            doc.Load(sr);
            Debug.Log("und sr");

            XmlNodeList adds = doc.GetElementsByTagName("sound");
            foreach (XmlNode add in adds)
                if (add.Attributes["music"].Name == "music")
                {
                    musicSlider.value = float.Parse(add.Attributes["music"].Value);
                    soundSlider.value = float.Parse(add.Attributes["sound"].Value);
                    break;
                }
            //doc.Save(filepath);

            Debug.Log(musicSlider.value + " | " + soundSlider.value);
        }