// Toggle sound
try 
{
function PlaySound(url) {
document.all.sound.src = url;
}
}
catch(error){}
// Toggle division visibility
function toggle( targetId ){
  if (document.getElementById){
        target = document.getElementById( targetId );
           if (target.style.display == "none"){
              target.style.display = "";
			  document.cookie="menu=visible;path=/";
			  PlaySound('beep.wav');
           } else {
              target.style.display = "none";
			  document.cookie="menu=hidden;path=/";
			  PlaySound('beep.wav');
           }
     }
}