//AJAX load ajaxlink (url) into the div with id=divid 
function loadAjax(ajaxlink, divid) {
  var xmlHttp;
  try
    {
    // Firefox, Opera 8.0+, Safari
    xmlHttp=new XMLHttpRequest();
    }
  catch (e)
    {
    // Internet Explorer
    try
      {
      xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
      }
    catch (e)
      {
      try
        {
        xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
        }
      catch (e)
        {
        alert("Your browser does not support AJAX!");
        return false;
        }
      }
    }
xmlHttp.onreadystatechange=function()
  {
  if(xmlHttp.readyState==4)
    {
    document.getElementById(divid).innerHTML=xmlHttp.responseText;
    }
  }
    xmlHttp.open("GET",ajaxlink,true);
    xmlHttp.send(null);
}