// JavaScript Document
var xmlHttp;
var facetSubId;
var existingSelection = "1";
function highlightSelection(facetNumber)
{
	document.getElementById(existingSelection).style.borderBottom = "none";
	document.getElementById(existingSelection).childNodes[0].style.color = "#666666";	
	document.getElementById(existingSelection).childNodes[0].style.fontWeight = "normal";
	document.getElementById(facetNumber).style.borderBottom = "1px solid #a1a1a1";
	document.getElementById(facetNumber).childNodes[0].style.color = "black";
	document.getElementById(facetNumber).childNodes[0].style.fontWeight = "bold";
	existingSelection = facetNumber;
}
function closeList(facetSubId)
{
	document.getElementById("terms"+facetSubId).innerHTML="";
}
function getNodesAndTerms(str)
{
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 

var url=str;
url=url+"&sid="+Math.random();
xmlHttp.onreadystatechange=stateChanged1;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}
// allows for toggling result list on and off
var togTerms = 0;
function toggleTerms(q,r) {
	if (togTerms == 0) {
		togTerms = 1;
		getTerms(q,r);
	} else {
		togTerms = 0;
		document.getElementById("terms" + r).innerHTML = "";
	}
}


function getTerms(facID,subID)
{ 
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  }
facetSubId = subID;
var url="terms.asp";
url=url+"?facetID="+facID+"&facetSub="+subID;
url=url+"&sid="+Math.random();
xmlHttp.onreadystatechange=stateChanged2;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}


function stateChanged1() 
{ 
if (xmlHttp.readyState==4)
{ 
document.getElementById("nodesAndTerms").innerHTML=xmlHttp.responseText;
}
}

function GetXmlHttpObject()
{
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 stateChanged2()
{ 
if (xmlHttp.readyState==4)
{ 
document.getElementById("terms"+facetSubId).innerHTML=xmlHttp.responseText;
}
}

function GetXmlHttpObject()
{
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;
}