function check_ajax_support()
{
var xmlHttp=null;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp;
}

function add_note(userid,categoryid){
	alert("TEST");
	xmlHttp=check_ajax_support();
	if (xmlHttp==null)
	{
		alert ("Your browser does not support AJAX!");
		return;
	} 
alert(xmlHttp);
return false;
//document.getElementById(li_id).className="listactive";	
var url="<?php bloginfo('url')?>/wp-content/themes/charmistry-theme/ajax/thankyou.php";
url=url+"?NAME="+name;
url=url+"&EMAIL="+email;
alert(url);

// for detecting browser 
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
document.getElementById('showform').innerHTML="<div class='ajax_loader'><img src='<?php bloginfo('stylesheet_directory'); ?>/images/ajax-loader.gif'alt='loading...'/></div>";

	xmlHttp.onreadystatechange=function()
	{
		if(xmlHttp.readyState==4)
		{
			//alert(xmlHttp.responseText);
			document.getElementById('showform').innerHTML=xmlHttp.responseText;
		}
	}
}