function joinList() {
   var params;

   myHttpRequest = new AW.HTTP.Request();

   myHttpRequest.setURL("AJAXServer.php");
//   myHttpRequest.setURL("index.html");
   myHttpRequest.setRequestMethod("GET");
   
   myHttpRequest.setAsync(true);
   myHttpRequest.setParameter("screen", 'general');

   myHttpRequest.setParameter("mlEmail", document.getElementById('mlEmail').value);

   myHttpRequest.setParameter("mlName", document.getElementById('mlName').value);
   myHttpRequest.setParameter("request", 'joinList');


   myHttpRequest.response = function(xml){

      if (typeof(xml) != 'object') { 
         alert('Error:' + this.getResponseText);
         return;
      }
      
      var messageNode = xml.selectNodes('//response/message'); 
      if (messageNode && messageNode[0].text) { 
         alert(messageNode[0].text);
      }

      var rcNode = xml.selectNodes('//response/rc'); 
      if (rcNode && rcNode[0].text=='1') { 
         document.getElementById('mlEmail').value = '';
         document.getElementById('mlName').value = '';
      }
      
   }
   

   myHttpRequest.request();

   return;
     
}