// ▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲ MENU MOVE ▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲
function op(obj) {
  x=document.getElementById(obj);
  if(x.style.display == "none"){
    x.setAttribute("style", "display:flex; align-items:center; justify-content:center");
 } else {
  x.setAttribute("style", "display:none");
 }
}

// ▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲ CLICK SOUND ▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲
var html5_audiotypes={
    "mp3": "audio/mpeg",
    "mp4": "audio/mp4",
    "ogg": "audio/ogg",
    "wav": "audio/wav"
}

function createsoundbite(sound){
    var html5audio=document.createElement('audio')
    if (html5audio.canPlayType){
        for (var i=0; i<arguments.length; i++){
            var sourceel=document.createElement('source')
            sourceel.setAttribute('src', arguments[i])
            if (arguments[i].match(/\.(\w+)$/i))
                sourceel.setAttribute('type', html5_audiotypes[RegExp.$1])
            html5audio.appendChild(sourceel)
        }
        html5audio.load()
        html5audio.playclip=function(){
            html5audio.pause()
            html5audio.currentTime=0
            html5audio.play()
        }
        return html5audio
    }
    else{
        return {playclip:function(){throw new Error("Your browser doesn't support HTML5 audio unfortunately")}}
    }
}

var clicksound=createsoundbite("mp3/click.ogg", "mp3/click.mp3")