// JavaScript Document
function ajaxSaveTag(tag) {
  var url  = 'ajaxSaveTags.php';
  url += '?query='+encodeURIComponent(tag);
  httpRequest("GET",url,1,new ReturnSaveTag());
}
function httpRequest(type,url,asynch,respHandle) {
  var request;
  // mozilla
  if (window.XMLHttpRequest) {
    request = new XMLHttpRequest();
  }
  // internet explorer
  else if (window.ActiveXObject) {
    request = new ActiveXObject("Msxml2.XMLHTTP");
    if (!request) {
      request = new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
  // send request | error
  if (request) {
    initRequest(request,type,url,asynch,respHandle);
  }
  else {
  // ERROR!
  }
}
function initRequest(request,type,url,asynch,respHandle) {
  try {
    respHandle.setReqObj(request);
    request.onreadystatechange = respHandle.goResponse;
    request.open(type,url,asynch);
    request.send(null);
  } catch (errv) {
    // ERROR!
  }
}
function ReturnSaveTag() {
  var reqObj = null;
  this.setReqObj = setReqObj;
  this.goResponse = goResponse;
  function setReqObj(myVal) { reqObj = myVal; }
  function goResponse() {
    var request = reqObj;
    if (request.readyState == 4) {
      if (request.status == 200) {
        // Success!
        var mytext = request.responseText;
        var myDiv = document.getElementById("divResults");
        // display the HTML output
        myDiv.innerHTML = myDiv.innerHTML + mytext;
      } else {
        // ERROR (couldn't find ajax file)
      }
    }
    return true;
  } // end method
}