error CS1525: Unexpected symbol `public'

hi i'm having this error unexpected symbol ' public ' i dunno what i missed in this script what cause this error??sorry for my bad grammar n englsih pls fix this using UnityEngine; using UnityEngine.UI; using System.Collections; public class Menuscript : MonoBehaviour { public Canvas quitMenu; public Button startText; public Button exitText; // Use this for initialization void Start () { quitMenu = quitMenu.GetComponent (); startText = startText.GetComponent (); editText = exitText.GetComponent (); quitMenu.enabled = false; { public void ExitPress()} { quitMenu.enabled = true; startText.enabled = false; exitText.enabled = false; } public void NoPress() { quitMenu.enabled = false; startText.enabled = true; exitText.enabled = true; } public void StartLevel() { Application.LoadLevel (1); } public void ExitGame() { Application.Quit (); }