/**
 * returns boolean
 **/
function subscribed(serviceType){
  var url = "checkSubscr.php?service=" + serviceType;
  var subbed = false;
  
  
  var req = new Request.JSON({url: url,
			      method: 'get',
			      async: false,
			      onSuccess: function(message){
	      if (message.status == 'success'){
		  subbed = true;
	      }
	  }
      });
  req.send(null);

  return subbed;
}