function timeModal() {
	setTimeout("createModal();", 1000*60*39);
}

function createModal() {
	var overlay = document.createElement('div');
	overlay.id = 'overlay';
	overlay.style.position = 'absolute';
	overlay.style.left = '0px';
	overlay.style.top = '0px';
	overlay.style.backgroundImage = 'url(/churchdb/images/transoverlay.gif)';
	overlay.style.backgroundRepeat = 'repeat';
	overlay.style.width = document.body.scrollWidth + 'px';
	overlay.style.height = document.body.scrollHeight + 'px';

	var modal = document.createElement('div');
	modal.id = 'modal';
	modal.style.position = 'absolute';
	modal.style.width = '300px';
	modal.style.height = '150px';
	modal.style.padding = '25px';
	modal.style.backgroundColor = '#ffc621';
	modal.style.border = '3px ridge';
	modal.style.textAlign = 'center';

	var modal_warn = document.createElement('span');
	modal_warn.style.fontWeight = 'bold';
	modal_warn.style.fontSize = '18px';
	modal_warn.appendChild(document.createTextNode('WARNING'));

	modal.appendChild(modal_warn);
	
	modal.appendChild(document.createElement('br'));
	modal.appendChild(document.createTextNode('Your session will timeout in:'));

	modal.appendChild(document.createElement('br'));
	modal.appendChild(document.createElement('br'));

	var modal_clock = document.createElement('span');
	modal_clock.id = 'modal_clock';
	modal_clock.style.fontFamily = 'monospace';
	modal_clock.appendChild(document.createTextNode('5 minutes'));
	modal.appendChild(modal_clock);

	modal.appendChild(document.createElement('br'));
	modal.appendChild(document.createElement('br'));

	var modal_btn = document.createElement('input');
	modal_btn.setAttribute('type', 'button');
	modal_btn.setAttribute(
		'value',
		'Continue Session'
		);
	modal_btn.className = 'SmallButton';
	modal_btn.style.backgroundColor = 'green';
	modal_btn.style.cursor = 'pointer';
	modal_btn.onclick = continueSession;
	modal.appendChild(modal_btn);

	overlay.appendChild(modal);

	document.body.appendChild(overlay);

	startclock();
	positionModal();
	document.body.modalIntervalID = setInterval("positionModal();",200)
}

function positionModal() {
	var posX = window.innerWidth ? window.innerWidth : document.body.clientWidth;
	var posY = window.innerHeight ? window.innerHeight : document.body.clientHeight;
	var scrollX = window.pageXOffset ? window.pageXOffset : document.body.scrollLeft;
	var scrollY = window.pageYOffset ? window.pageYOffset : document.body.scrollTop;

	var modal = document.getElementById('modal');
	modal.style.left = (posX/2 - 150 + scrollX) + 'px';
	modal.style.top = (posY/2 - 75 + scrollY) + 'px';
}

function destroyModal() {
	clearInterval(document.body.modalIntervalID);
	removeThatNode('overlay', true);
}

function removeThatNode(id, rc) {
	var node = document.getElementById( id );
	node.removeNode(rc);
}

if (window.Node) {
	Node.prototype.removeNode = function(removeChildren) {
		var self = this;
		if (Boolean(removeChildren)) {
			return this.parentNode.removeChild( self );
		} else {
			var range = document.createRange();
			range.selectNodeContents(self);
			return this.parentNode.replaceChild(range.extractContents(), self);
		}
	}
}

function continueSession() {
	var modal = document.getElementById('modal');
	stopclock();
	var modal_js = document.createElement('script');
	modal_js.setAttribute('language', 'Javascript');
	modal_js.setAttribute('src', '/churchdb/INCLUDE/SessionRefresh.asp');
	modal.appendChild(modal_js);
}

var timerID;
var timerRunning = false;
var today = new Date();
var enday = new Date();
var secPerDay = 0;
var minPerDay = 0;
var hourPerDay = 0;
var secsLeft = 0;
var secsRound = 0;
var secsRemain = 0;
var minLeft = 0;
var minRound = 0;
var minRemain = 0;
var timeRemain = 0;
var decremain = 0;
var decround = 0;

function stopclock () {
	if(timerRunning) {
		clearTimeout(timerID);
	}
	timerRunning = false;
}

function startclock () {
	stopclock();
	today = new Date();
	enday = new Date(Date.parse(today) + 1000*60*5);
	showtime();
}

function showtime () {
	today = new Date();
	secsPerDay = 1000 ;
	minPerDay = 60 * 1000 ;
	hoursPerDay = 60 * 60 * 1000;
	PerDay = 24 * 60 * 60 * 1000;
	/*Seconds*/
	secsLeft = (enday.getTime() - today.getTime()) / minPerDay;
	decremain = (enday.getTime() - today.getTime()) / secsPerDay;
	decround = Math.round(decremain);
	decremain = decround + " seconds";
	secsRound = Math.round(secsLeft);
	secsRemain = secsLeft - secsRound;
	secsRemain = (secsRemain < 0) ? secsRemain = 60 - ((secsRound - secsLeft) * 60) : secsRemain = (secsLeft - secsRound) * 60;
	secsRemain = Math.round(secsRemain);
	/*Minutes*/
	minLeft = ((enday.getTime() - today.getTime()) / hoursPerDay);
	minRound = Math.round(minLeft);
	minRemain = minLeft - minRound;
	minRemain = (minRemain < 0) ? minRemain = 60 - ((minRound - minLeft)  * 60) : minRemain = ((minLeft - minRound) * 60);
	minRemain = Math.round(minRemain - 0.495);
	/*Hours*/
	hoursLeft = ((enday.getTime() - today.getTime()) / PerDay);
	hoursRound = Math.round(hoursLeft);
	hoursRemain = hoursLeft - hoursRound;
	hoursRemain = (hoursRemain < 0) ? hoursRemain = 24 - ((hoursRound - hoursLeft)  * 24) : hoursRemain = ((hoursLeft - hoursRound) * 24);
	hoursRemain = Math.round(hoursRemain - 0.5);
	/*Days*/
	daysLeft = ((enday.getTime() - today.getTime()) / PerDay);
	daysLeft = (daysLeft - 0.5);
	daysRound = Math.round(daysLeft);
	daysRemain = daysRound;
	/*Time*/
	timeRemain =	(
									(daysRemain > 0 ) ?
										daysRemain + " day" +
										((daysRemain != 1) ? "s" : "") +
										", "
									:
										""
								) +
								(
									(hoursRemain > 0) ?
										hoursRemain + " hour" +
										((hoursRemain != 1) ? "s" : "") +
										", "
									:
										""
								) +
								(
									(minRemain > 0) ?
										minRemain + " minute" +
										((minRemain != 1) ? "s" : "")
									:
										""
								) +
								(
									((minRemain > 0) && (secsRemain < 60)) ?
										", "
									:
										""
								) +
								(
									(secsRemain < 60) ?
										secsRemain + " second" +
										((secsRemain != 1) ? "s" : "")
									:
										""
								);

	var modal_clock = document.getElementById('modal_clock');
	modal_clock.removeChild(modal_clock.childNodes.item(0));
	modal_clock.appendChild(document.createTextNode(timeRemain));
	
	timerID = setTimeout("showtime()",1000);
	timerRunning = true;
	
	if (Date.parse(new Date()) >= Date.parse(enday)) {
		clearTimeout(timerID);
		timerRunning = false;
		var modal = document.getElementById('modal');
		modal.removeChild(modal.childNodes.item(8));
		modal_clock.removeChild(modal_clock.childNodes.item(0));
		modal_clock.appendChild(document.createTextNode('Session Ended'));
		window.location.href = '/ChurchDB/SessionEnded.asp?iOrgzKey=';
	}
}

if(self.attachEvent) {
	self.attachEvent(
		'onload',
		timeModal
	);
}
if(self.addEventListener) {
	self.addEventListener(
		'load',
		timeModal,
		false
	);
}