====== Beep ======

The **Beep** function commands the NXT brick to play a tone of a given frequency for a given duration in milliseconds.
<code>nxt.Beep( frequency, duration );</code>

====Example - Make the NXT beep====
<code javascript>
function OnStart()
{
  nxt = app.CreateNxt();
  app.SetMenu( "Connect,Beep" );
}

function OnMenu( name )
{
  if( name=="Connect" )
    nxt.ShowDevices();
  else if( name=="Beep" )
    nxt.Beep( 100, 500 );
}
</code>