//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 Sucks!\nIt's about time to upgrade don't you think?");

	}

}



//Our XmlHttpRequest object to get the auto suggest

var searchReq = getXmlHttpRequestObject();



//Called from keyup on the search textbox.

//Starts the AJAX request.

function searchSuggest() {

	if (searchReq.readyState == 4 || searchReq.readyState == 0) {

		var str = escape(document.getElementById('txtSearch').value);

		searchReq.open("GET", '/searchSuggest.php?search=' + str, true);

		searchReq.onreadystatechange = handleSearchSuggest; 

		searchReq.send(null);

	}		

}



//Called when the AJAX response is returned.

function handleSearchSuggest() {

	if (searchReq.readyState == 4) {

		var ss = document.getElementById('search_suggest')

		ss.innerHTML = '';

		var str = searchReq.responseText.split("\n");

		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);" ';

			suggest += 'class="suggest_link">' + str[i] + '</div>';

			ss.innerHTML += suggest;

		}

	}

}



//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('txtSearch').value = value;

	document.getElementById('search_suggest').innerHTML = '';

}