CCNA, CCNP, MCSA, CCNA Final Exam, All Answer Test Module With 100/100

my web side html code like this $.ajax({ type : "Get", url : "http://localhost:9999", data : {"servicename" :"test"}, timeout:100000, beforeSend: function(xhr) { }, success: function(rs) { alert("[success]" + rs); }, complete:function(XMLHttpRequest,textStatus){ if(XMLHttpRequest.readyState=="4"){ alert("response text= " + XMLHttpRequest.responseText); } }, error: function(XMLHttpRequest,textStatus,errorThrown){ alert("error:"+textStatus); } }); I Use url querystring ( http://localhost:9999?servicename="test" ) can receive data ,but i use jquery reveive nothing. jquery version is 1.4. Netty Server is run example HttpSnoopServer.java.