$(document).ready(function() {

  $("#navbar .current .subnavbar").show();

  $("#navbar :not(.current)").hover(
    function(){
      $(this).children(".subnavbar").fadeIn("fast");
    }, function(){
      $(this).children(".subnavbar").fadeOut("fast");
    });

});

function play_sound(wrapper, soundfile, mimetype) {
  var element = document.getElementById(wrapper);
  element.innerHTML = '<embed src="' + soundfile + '" type="' + mimetype + '" autostart="true" width="1" height="1">'; 
}