Simple Menu

#pragma strict

var selection : int;

function Start()
{
    selection = 0;
}

function Update()
{
    if (Input.GetKeyDown(KeyCode.DownArrow))
    {
        selection++;
    }
    else if (Input.GetKeyDown(KeyCode.UpArrow))
    {
        selection--;
    }

    switch (selection)
    {
        case -1:
            selection = 2;
            break;

        case 0:
            //new game highlighted
            if(Input.GetKeyDown(KeyCode.Space))
            {
                NewGame();
            }
            break;

        case 1:
            //load game highlighted
            if(Input.GetKeyDown(KeyCode.Space))
            {
                LoadGame();
            }
            break;

        case 2:
            //exit game highlighted
            if(Input.GetKeyDown(KeyCode.Space))
            {
                ExitGame();
            }
            break;

        case 3:
            selection = 0;
            break;
    }
}

function OnGUI()
{
    if (selection == 0)
    {
        GUI.color = Color.yellow;
    }
    else
    {
        GUI.color = Color.white;
    }
    GUI.Button(Rect(5,5,100,30),"New Game");


    if (selection == 1)
    {
        GUI.color = Color.yellow;
    }
    else
    {
        GUI.color = Color.white;
    }
    GUI.Button(Rect(5,35,100,30),"Load Game");


    if (selection == 2)
    {
        GUI.color = Color.yellow;
    }
    else
    {
        GUI.color = Color.white;
    }
    GUI.Button(Rect(5,65,100,30),"Exit");
}


function NewGame()
{
    //new game
    Debug.Log("New Game");
}

function LoadGame()
{
    //load game
    Debug.Log("Load Game");
}

function ExitGame()
{
    //exit game
    Debug.Log("Exit Game");
}