var isOn=0; 

function setCookie(c_name,value,expiredays)
{
var exdate=new Date()
exdate.setDate(exdate.getDate()+expiredays)
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : ";expires="+exdate.toGMTString())
}

function getCookie(c_name)
{
if (document.cookie.length>0)
  {
  c_start=document.cookie.indexOf(c_name + "=")
  if (c_start!=-1)
    { 
    c_start=c_start + c_name.length+1 
    c_end=document.cookie.indexOf(";",c_start)
    if (c_end==-1) c_end=document.cookie.length
    return unescape(document.cookie.substring(c_start,c_end))
    } 
  }
return ""
}

function playSong() { var obj = document.getElementById("music"); if (getCookie('music') != '0') obj.innerHTML = '<a href="#" onclick="toggleSong();return false;"><p class="music">musik aus</p><\/a><embed src="music.mp3" autostart="True" hidden="True" loop="true">'; else obj.innerHTML = '<a href="#" onclick="toggleSong();return false;"><p class="music">musik ein</p><\/a>'; }

function toggleSong() { i=getCookie('music'); if (i=='0') i='1'; else i='0'; setCookie('music', i, 7); playSong(); }