//######################### AJAX ########################

function createRequestObject() {
  var rObj;
  var browser=navigator.appName;
  if(browser=='Microsoft Internet Explorer'){
    rObj=new ActiveXObject('Microsoft.XMLHTTP');
  }else{
    rObj=new XMLHttpRequest();
  }
  return rObj;
}

var http=createRequestObject();

function sndReq(url) {
  http.open('get',url);
  http.onreadystatechange=handleResponse;
  http.send(null);
}

function handleResponse() {
  if(http.readyState==4){
    var response=http.responseText;
    eval(response);
  }
}