// JavaScript Document
function display_audio(id)
{
	audioId = id.value;
	cur_id = document.getElementById('current_audio_Id').value;
	document.getElementById(cur_id).style.display="none";
	document.getElementById('audio-1').style.display="none";
	document.getElementById(audioId).style.display="block";
	document.getElementById('current_audio_Id').value = audioId;
}