void Start()
    {
        GameObject ownSkillStorageObject = (GameObject)Instantiate(skillStoragePrefab.gameObject);
        ownSkillStorageObject.transform.parent = this.transform;
        ownSkillStorageObject.transform.position = this.transform.position;
        ownSkillStorageObject.transform.rotation = this.transform.rotation;

        ownSkillStorage = ownSkillStorageObject.GetComponent<PlayerSkillStorage>();
    }
    void initSkillStorage()
    {
        GameObject ownSkillStorageObject = (GameObject)Instantiate(playerSkillStoragePrefab.gameObject);
        ownSkillStorageObject.transform.parent = this.transform;
        playerSkillStorage = ownSkillStorageObject.GetComponent<PlayerSkillStorage>();

        string playerSkill1 = PlayerPrefs.GetString (PLAYER_SKIIL1_NAME, "");
        string playerSkill2 = PlayerPrefs.GetString (PLAYER_SKIIL2_NAME, "");

        selectedSkills = new List<string>();
        selectedSkills.Add(playerSkill1);
        selectedSkills.Add(playerSkill2);
    }