var XMLHttpRequestObject = createXMLHttpRequestObject();
function createXMLHttpRequestObject()
{
  var XMLHttpRequestObject = false;
  
  try
  {
    XMLHttpRequestObject = new XMLHttpRequest();
  }
  catch(e)
  {
    var aryXmlHttp = new Array(
                               "MSXML2.XMLHTTP",
                               "Microsoft.XMLHTTP",
                               "MSXML2.XMLHTTP.6.0",
                               "MSXML2.XMLHTTP.5.0",
                               "MSXML2.XMLHTTP.4.0",
                               "MSXML2.XMLHTTP.3.0"
                               );
    for (var i=0; i<aryXmlHttp.length && !XMLHttpRequestObject; i++)
    {
      try
      {
        XMLHttpRequestObject = new ActiveXObject(aryXmlHttp[i]);
      } 
      catch(e){document.write("createXMLHttpRequestObject: XMLHttpRequestObject Error");}
    }
  }
  
  if (!XMLHttpRequestObject)
  {
    alert("Error: failed to create the XMLHttpRequest object.");
  }
  else 
  {
    return XMLHttpRequestObject;
  }
}

function sendFormData(postData, dataSource, divID, ifLoading)
{
  var strReplaceTemp;
  
  if(XMLHttpRequestObject)
  {
    XMLHttpRequestObject.open("POST", dataSource);
    XMLHttpRequestObject.setRequestHeader("Method", "POST " + dataSource + " HTTP/1.1");
	  XMLHttpRequestObject.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	  
    XMLHttpRequestObject.onreadystatechange = function()
    {
      if (XMLHttpRequestObject.readyState == 4 &&
          XMLHttpRequestObject.status == 200)
      {
        try
        {
          //alert(XMLHttpRequestObject.responseText);
		  //alert(divID);
		  var objDiv = document.getElementById(divID);
		  objDiv.innerHTML = XMLHttpRequestObject.responseText;
		  
        }
        catch(e){document.write("sendFormData: getElementById(divID) Error");}
      }
      else
      {
        if(ifLoading)
        {
          try
          {
            var objDiv = document.getElementById(divID);
            objDiv.innerHTML = ifLoading;
            ifLoading=0;
          }
          catch(e){document.write("sendFormData->ifLoading: getElementById(divID) Error");}
        }
      }
    }
       
    postData += "&parm="+new Date().getTime();
    try
    {
      XMLHttpRequestObject.send(postData);
    }
    catch(e){document.write("sendFormData: XMLHttpRequestObject.send Error");}
  }
}