var rootList = new Array("C", "C","Cis", "Des", "D", "D", "Dis", "Es", "E", "E", "Eis", "Fes", "F", "F", "Fis", "Ges", "G", "G", "Gis", "As", "A", "A", "Ais", "Bb", "B", "B", "Bis", "Ces");

var symbols = new Array("ma7","mi7","7","sus7","ma7#11")

function player() {

  document.write("<font size=\"7\">" + rootList[randomNumber(rootList.length)] + "<sup>" + symbols[randomNumber(symbols.length)] + "</sup>" + "</font>")
  setTimeout(player(), 3000)
}


function randomNumber(length) {
    return Math.floor(Math.random()*length)
}

player()