var xhr = false;
var faqArray = new Array();
var elemArray = new Array();
var clickedElem = '';

function initSuggest() {
	document.getElementById("searchField").onkeyup = searchSuggest;

	if (window.XMLHttpRequest) {
		xhr = new XMLHttpRequest();
	}
	else {
		if (window.ActiveXObject) {
			try {
				xhr = new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e) { }
		}
	}

	if (xhr) {
		xhr.onreadystatechange = setFaqArray;
		xhr.open("GET", "faqlist.xml", true);
		xhr.send(null);
	}
	else {
		alert("Sorry, but I couldn't create an XMLHttpRequest");
	}
}

function setFaqArray() {
	if (xhr.readyState == 4) {
		if (xhr.status == 200) {
			if (xhr.responseXML) {
				var allFaq = xhr.responseXML.getElementsByTagName("item");
				for (var i=0; i<allFaq.length; i++) {
				    faqArray[i] = allFaq[i].getElementsByTagName("label")[0].firstChild;
				    elemArray[i] = allFaq[i].getElementsByTagName("value")[0].firstChild;
				}
			}
		}
		else {
			alert("There was a problem with the request " + xhr.status);
		}
	}
}

function searchSuggest() {
    var str = document.getElementById("searchField").value;
	//var 
	document.getElementById("searchField").className = "";
	if (str != "") {
	    clearPops();

	    (function loop(i) {
	        if (i < faqArray.length) {
	            //for (var i=0; i<faqArray.length; i++) {
	            var thisFaq = faqArray[i].nodeValue;
	            var thisElem = elemArray[i].nodeValue;

	            if (thisFaq.toLowerCase().indexOf(str.toLowerCase()) >= 0) {
	                var tempDiv = document.createElement("div");
	                tempDiv.innerHTML = thisFaq;
	                tempDiv.onmousedown = function(evt) { clickedElem = 'pop'; makeChoice(evt); accordion(thisElem); }
	                tempDiv.className = "suggestions";
	                document.getElementById("popups").appendChild(tempDiv);
	            }
	            loop(i + 1);
	        }
	    })(0);
		var foundCt = document.getElementById("popups").childNodes.length;
		if (foundCt == 0) {
		    document.getElementById("searchField").className = "error";
		    document.getElementById("searchField").value = "No FAQ Result Found";
		}
		/*if (foundCt == 1) {
			document.getElementById("searchField").value = document.getElementById("popups").firstChild.innerHTML;
		    document.getElementById("popups").innerHTML = "";
		}*/
	}
}

function searchBlur() {
    if (clickedElem != 'pop')
        clearPops();
}

function clearPops() {
    document.getElementById("popups").innerHTML = "";
    clickedElem = '';
}

function makeChoice(evt) {
    if (evt) {
		var thisDiv = evt.target;
	}
	else {
		var thisDiv = window.event.srcElement;
	}
	document.getElementById("searchField").value = thisDiv.innerHTML;
	clearPops();
}