XMLHttpRequest() HELP!!!

[andz]

var http_request = false;

  function makePOSTRequest2(url, parameters) {

      http_request = false;

 

      http_request = false;

      if (window.XMLHttpRequest) { // Mozilla, Safari,...

        http_request = new XMLHttpRequest();

        if (http_request.overrideMimeType) {

            // set type accordingly to anticipated content type

       

            http_request.overrideMimeType('text/html');

        }

      } else if (window.ActiveXObject) { // IE

        try {

            http_request = new ActiveXObject("Msxml2.XMLHTTP");

        } catch (e) {

            try {

              http_request = new ActiveXObject("Microsoft.XMLHTTP");

            } catch (e) {}

        }

      }

      if (!http_request) {

        alert('Cannot create XMLHTTP instance');

        return false;

      }

 

      http_request.onreadystatechange = alertContents2;

 

      http_request.open('POST', url, true);

 

      http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");

      http_request.setRequestHeader("Content-length", parameters.length);

      http_request.setRequestHeader("Connection", "close");

      http_request.send(parameters);

 

 

    }

 

    function alertContents2() {

 

        if (http_request.readyState == 4) {

            if (http_request.status == 200) {

                alert(http_request.responseText);

            }

        else {

                alert('There was a problem with the request.');

            }

        }

    }

 

 

could anyone help me out on this one.

 

i'm not proficient in using ajax...

 

 

it's not working on my part.

[andz]

here's the missing codes...

 

the tricky part here is that, when i'm going to replace the 'test.html' something like 'http://andz.dyndns.info/711-does-web-hosting-fraud-exist-if-it-does-how-it-works.html' ... it's not working.

 

please help.

 

<script type="text/javascript">

var poststr = "test";

 

</script>

 

        <span

            style="cursor: pointer; text-decoration: underline"

            onclick="makePOSTRequest2('test.html', poststr)">

                Make a request

        </span>