Runner2018/Assets/!Castle/Scripts/InstructionsHomeButtonHandler.cs

using UnityEngine;
using System.Collections;

public class InstructionsHomeButtonHandler : MonoBehaviour {

    private NGUIMenuScript hNGUIMenuScript;
    private InGameScriptCS hInGameScriptCS;
    public UISprite Backgroung;
    public static bool FirstPlay
    {
        get
        {
            if (GameObject.Find("InfinitelyTraining"))
            {
                return true;
            }
            if (!PlayerPrefs.HasKey("FirstPlay"))
            {
                return false;
            }
            return PlayerPrefs.GetInt("FirstPlay", 1) == 1;
        }
        set
        {
            PlayerPrefs.SetInt("FirstPlay",value?1:0);
            PlayerPrefs.Save();
        }
    }

    void Start()
    {
        hNGUIMenuScript = (NGUIMenuScript)GameObject.Find("UI Root (2D)").GetComponent(typeof(NGUIMenuScript));
        hInGameScriptCS = (InGameScriptCS)GameObject.Find("Player").GetComponent(typeof(InGameScriptCS));
    }


    void Update()
    {
        Backgroung.gameObject.SetActive(!FirstPlay);
    }

    void OnClick()
    {

        //hNGUIMenuScript.ShowMenu(NGUIMenuScript.NGUIMenus.MainMenu);//show the main menu
        //NGUITools.SetActive(this.transform.parent.gameObject, false);//hide the current menu

        if (!FirstPlay)
        {
            hNGUIMenuScript.ShowMenu(NGUIMenuScript.NGUIMenus.MainMenuNew);//show the main menu
            NGUITools.SetActive(this.transform.parent.gameObject, false);//hide the current menu
            Debug.LogWarning("HERE");
        }
        else
        {
            Debug.LogWarning("HERE");
            FirstPlay = false;
            hInGameScriptCS.launchGame();	//start the gameplay
            hNGUIMenuScript.NGUIMenuScriptEnabled(false);//turn off the NGUI Menu Script (to improve performance)
            NGUITools.SetActive(this.transform.parent.gameObject, false);//close/ disable the current menu
        }
    }
}