var allowUpdate = 0;

function Update() {
	var check = document.getElementById('equipSearch').value;
	var params = "equipSearch=" + check;
	makePOSTRequest('includes/quickSearch.php', params);
	}
function alertContents(result) {
	if (document.getElementById('equipSearch').value != '' && result != '<ul class="simple"></ul>') {
		document.getElementById('update').style.display = 'block';
		document.getElementById('update').innerHTML = result;
		}
	else {
		document.getElementById('update').innerHTML = '';
		document.getElementById('update').style.display = 'none'
		}
	}
function delay(timeout) {
	if (allowUpdate)
		var t = setTimeout('Update()', timeout);
	}
function clearSearchBox() {
	document.getElementById('equipSearch').value = '';
	}
function clearResults(timeout) {
	setTimeout("allowUpdate = 0; document.getElementById('update').innerHTML = ''; document.getElementById.('update').style.display = 'none';", timeout);
	}


function makePOSTRequest(url, parameters, xml) {
	
	http_request = false;

	if (window.XMLHttpRequest) { // Mozilla, Safari,...
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			// set type accordingly to anticipated content type
			//if (xml) http_request.overrideMimeType('text/xml');
			//else 
			http_request.overrideMimeType('text/html');
			}
		}
	else if (window.ActiveXObject) { // IE
		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
			}
		catch (e) {
			try {
				http_request = new ActiveXObject("Microsoft.XMLHTTP");
				}
			catch (e) {}
			}
		}

	if (!http_request) {
		alert('Cannot create XMLHTTP instance');
		return false;
		}

	http_request.onreadystatechange = function() {
		if (http_request.readyState != 4) {
			return;
			}
		if (http_request.status != 200 && http_request.status != 0) {
			alert('There was a problem with the request.\n(status = ' + http_request.status + ')');
			return false;
			}
		var result = http_request.responseText;
		return alertContents(result);
		}
		
	http_request.open('POST', url, true);
	http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	http_request.setRequestHeader("Content-length", parameters.length);
	http_request.setRequestHeader("Connection", "close");
	http_request.send(parameters);
	}