//Gets the browser specific XmlHttpRequest Object
function getXmlHttpRequestObject() {
	if (window.XMLHttpRequest) {
		return new XMLHttpRequest();
	} else if(window.ActiveXObject) {
		return new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		alert("Your browser is a little out of date.");
	}
}

//Our XmlHttpRequest object to get the auto suggest
var xmlHttp = getXmlHttpRequestObject();

//Called from keyup on the search textbox.
//Starts the AJAX request.
function searchSuggest() {
	if (xmlHttp.readyState == 4 || xmlHttp.readyState == 0) {
		var str = escape(document.getElementById('s').value);
		xmlHttp.open("GET", '/inc/_search_hint.asp?kw=' + str, true);
		xmlHttp.onreadystatechange = handleSearchSuggest; 
		xmlHttp.send(null);
	}		
}

//Called when the AJAX response is returned.
function handleSearchSuggest() {
	if (xmlHttp.readyState == 4) {
		var ss = document.getElementById('search_suggest')
		ss.innerHTML = '';
		var str = xmlHttp.responseText.split(",");
		for(i=0; i < str.length - 1; i++) {
			//Build our element string.  This is cleaner using the DOM, but
			//IE doesn't support dynamically added attributes.
			var suggest = '<div onmouseover="javascript:suggestOver(this);" ';
			suggest += 'onmouseout="javascript:suggestOut(this);" ';
			suggest += 'onclick="javascript:setSearch(this.innerHTML);hide_it()" ';
			suggest += 'class="suggest_link">' + str[i] + '</div>';
			ss.innerHTML += suggest;

		}

			var close = '<div onmouseover="javascript:closeOver(this);" ';
			close += 'onmouseout="javascript:closeOut(this);" ';
			close += 'onclick="javascript:setClose();hide_it()" ';
			close += 'class="suggest_close">close</div>';
			ss.innerHTML += close;
	}
}

//Mouse over function
function suggestOver(div_value) {
	div_value.className = 'suggest_link_over';
}
//Mouse out function
function suggestOut(div_value) {
	div_value.className = 'suggest_link';
}
//Click function
function setSearch(value) {
	document.getElementById('s').value = value;
	document.getElementById('search_suggest').innerHTML = '';
}

//Close over function
function closeOver(div_value) {
	div_value.className = 'suggest_close_over';
}
//Close out function
function closeOut(div_value) {
	div_value.className = 'suggest_close';
}
//Close Click function
function setClose(value) {
	document.getElementById('s').value = '';
	document.getElementById('search_suggest').innerHTML = '';
}

function show_it(){
document.all.search_suggest.style.visibility = "visible";
}

function hide_it(){
document.all.search_suggest.style.visibility = "hidden";
}