$.ajax({ type: "POST", url: "user url", data: { user data }, dataType: "json", contentType: 'application/x-www-form-urlencoded;charset=euc-kr', beforeSend: function(jqXHR) { jqXHR.overrideMimeType('application/x-www-form-urlencoded;charset=euc-kr'); }, success: function(jdata) { //success.. }, error:function(xhr, textStatus) { //chrome error view.. console.log(xhr.responseText); } });