var xmlhttp;
var print;

function specialisem(string, fieldID)
{
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
  {
  alert ("Browser does not support HTTP Request");
  return;
  }
print = "select_about";
var url="/website/includes/ajax/ajax.specialsem.php";
url=url+"?q="+string;
url=url+"&sid="+Math.random();
xmlhttp.onreadystatechange=stateChanged;
xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}

function stateChanged()
{
	if (xmlhttp.readyState==4)
	{
	//	alert(xmlhttp.responseText);
	//	document.getElementById("select_about").innerHTML=xmlhttp.responseText;
		replace_html("select_about", "<select name='about' id='select_about'>"+xmlhttp.responseText+"</select>");
	}
}

function GetXmlHttpObject()
{
if (window.XMLHttpRequest)
  {
  // code for IE7+, Firefox, Chrome, Opera, Safari
  return new XMLHttpRequest();
  }
if (window.ActiveXObject)
  {
  // code for IE6, IE5
  return new ActiveXObject("Microsoft.XMLHTTP");
  }
return null;
}

function replace_html(el, html) {
	if( el ) { 
                var oldEl = (typeof el === "string" ? document.getElementById(el) : el);
                var newEl = document.createElement(oldEl.cloneNote);

                // Preserve any properties we care about (id and class in this example)
                newEl.id = oldEl.id;
                newEl.className = oldEl.className;

                //set the new HTML and insert back into the DOM
                newEl.innerHTML = html;
                if(oldEl.parentNode)
        	        oldEl.parentNode.replaceChild(newEl, oldEl);
                else
		        oldEl.innerHTML = html;

                //return a reference to the new element in case we need it
                return newEl;
	}
};