var req = new Array();

	var t;

	var lastData;

	var lastReqNum = 0;



	function abortPreviousReqs()

	{

		for (i=0; i<lastReqNum; i++) {

			if (req[i]) {

				req[i].abort();

			}

		}

	}



	function processReqChange()

	{

		// only if req shows 'loaded'

		if (req[lastReqNum].readyState == 4) {

			// only if 'OK'

			if (req[lastReqNum].status == 200) {

				hideContactSearchingIcon();

				DisplayResults(req[lastReqNum].responseText);

			}

		}

	}



	function DoCallback(data)

	{

		var url = akbPath + '/xmlsearch.php';



		lastData = data;



		abortPreviousReqs();



		// branch for native XMLHttpRequest object

		if (window.XMLHttpRequest) {

			lastReqNum++;

			req[lastReqNum] = new XMLHttpRequest();

			req[lastReqNum].onreadystatechange = processReqChange;

			req[lastReqNum].open('POST', url, true);

			req[lastReqNum].setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');

			req[lastReqNum].send(data);

		// branch for IE/Windows ActiveX version

		} else if (window.ActiveXObject) {

			lastReqNum++;

			req[lastReqNum] = new ActiveXObject('Microsoft.XMLHTTP')

			req[lastReqNum].onreadystatechange = processReqChange;

			req[lastReqNum].open('POST', url, true);

			req[lastReqNum].setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');

			req[lastReqNum].send(data);

		}

	}



	function SearchQuestions(query, searchType, categoryIDs)

	{

		var	data = 'q=' + query + '&type=' + searchType + '&c=' + categoryIDs;



		if (query.length > 0 && data != lastData) {

			showContactSearchingIcon();

			DoCallback(data);

		} else {

			hideContactSearchingIcon();

		}

	}



	function DisplayResults(html)

	{

		if (html) {

			document.getElementById("SearchResults").innerHTML = html;

		}

	}



	function CloseXMLDiv()

	{

		document.getElementById("SearchResults").innerHTML = '';

	}



	function hideContactSearchingIcon()

	{

		if (document.getElementById('contactImgSearching')) {

			document.getElementById('contactImgSearching').style.display = 'none';

		}

		if (document.getElementById('contactImgNotSearching')) {

			document.getElementById('contactImgNotSearching').style.display = 'inline';

		}

	}



	function showContactSearchingIcon()

	{

		if (document.getElementById('contactImgSearching')) {

			document.getElementById('contactImgSearching').style.display = 'inline';

		}

		if (document.getElementById('contactImgNotSearching')) {

			document.getElementById('contactImgNotSearching').style.display = 'none';

		}

	}



	function ARS(id)

	{

		m = document.getElementById(id);



		// Some characters seem to break submitting so lets get rid of them

		ars_query = m.value.replace(/[\s\:\&\!\,\(\)\;]+/g, " ");



		// Get rid of any 2 character or less words from what we are submitting 

		// to xmlsearch.php

		words = ars_query.split(" ");

		ars_words = new Array();



		for (i=0,num=words.length; i<num; i++) {

			if (words[i].length>2) {

				ars_words.push(words[i]);

			}

		}



		ars_query = ars_words.join(" ");



		// If the query is longer then 2 characters, send it 

		if (ars_query.length > 2) {

			if (t) {

				window.clearTimeout(t);

			}

			t = window.setTimeout("SearchQuestions(ars_query,'ars',0)",400);

		}

	}