function PlayTrack(desc,link)
{
  window.open("playtrack.php?action=play&desc="+desc+"&link="+link, "ad", "width=402,innerWidth=402,height=125,innerHeight=125,left=0,top=0,resizable=0,scrollbars=0,titlebar=0,toolbar=0,menubar=0,status=0,directories=0,personalbar=0");
}

function checkaddress() {
 var email=document.joinform.eadd.value;
 if (email.indexOf(' ')==-1 
      && 0<email.indexOf('@')
      && email.indexOf('@')+1 < email.length
 ) return true;
 else alert ('Invalid email address!')
 return false;
}

function joinlist()
{
var email=document.joinform.eadd.value;
 if (email.indexOf(' ')==-1 
      && 0<email.indexOf('@')
      && email.indexOf('@')+1 < email.length
 )
	window.open("joinlist.php?email="+email, "jlist", "width=402,innerWidth=402,height=200,innerHeight=200,left=0,top=0,resizable=0,scrollbars=0,titlebar=0,toolbar=0,menubar=0,status=0,directories=0,personalbar=0");
 else
  	alert ('Invalid email address!')
}