local function touchPlay(event)
    local bounds = buttonPlay.contentBounds
        local isWithinBounds = bounds.xMin <= event.x and bounds.xMax >= event.x and bounds.yMin <= event.y and bounds.yMax >= event.y
    if event.phase == "began" then
        buttonPlay:prepare("play2")
        buttonPlay:play()
        display.getCurrentStage():setFocus(buttonPlay, event.id)
        buttonPlay.isFocused = true
    elseif buttonPlay.isFocused then
        if event.phase == "moved" then
            if isWithinBounds then
                            buttonPlay:prepare("play2")
                    else
                            buttonPlay:prepare("play1")
                    end
            buttonPlay:play()
        elseif event.phase == "ended" or event.phase == 'cancelled' then
            buttonPlay:prepare("play1")
            buttonPlay:play()
            display.getCurrentStage():setFocus(buttonPlay, nil)
            buttonPlay.isFocused = false
        end
    end
    end
end