var xmlhttp;

function showPassage(str)
{
	xmlhttp=GetXmlHttpObject();
	if (xmlhttp==null){
		  alert ("Browser does not support HTTP Request");
		  return;
	}
	var url="utility/pastPassageAjax.php";
	url=url+"?passID="+str;
	url=url+"&sid="+Math.random();
	xmlhttp.onreadystatechange=stateChanged;
	xmlhttp.open("GET",url,true);
	xmlhttp.send(null);
}

function stateChanged()
{
	if (xmlhttp.readyState==4)
	{
		document.getElementById("cmboToHoldDiff").innerHTML=xmlhttp.responseText;
	}
}

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;
}