// JavaScript Document
  function testKeyCode(e) {
	  var keycode;
    if (window.event) keycode = window.event.keyCode;
    else if (e) keycode = e.which;
    var e = e || window.event;
    if(keycode==77 && e.altKey){
      document.getElementById('cash').innerHTML = "<embed src=\"/scripts/cash-register.mp3\" autostart=true loop=false hidden>";
    }
  }
  document.onkeydown = testKeyCode;