//NEW

function Clock(id) {
	this.id = id;

	var that = this;
	setInterval(function () { that.updateClock(); }, 1000);
	this.updateClock();
}

Clock.prototype.updateClock = function () {
	var date = new Date();
	var clock = document.getElementById(this.id);
	//console.log(this);
	clock.innerHTML = this.formatDigits(date.getHours()) + ":" + this.formatDigits(date.getMinutes()) + ":" + this.formatDigits(date.getSeconds());
};

Clock.prototype.formatDigits = function (val) {
	if (val < 10) val = "0" + val;

	return val;
}

//OLD

var floor = Math.floor;

function ongoing() {

	var now = new Date();

	var w = Math.floor(now.getDay());
	var D = new Array("Sonntag", "Montag", "Dienstag", "Mittwoch", "Donnerstag", "Freitag", "Samstag");
	var DNumb = Math.floor(now.getDate());
	var MNumb = Math.floor(now.getMonth());
	var M = new Array("Januar", "Februar", "M&auml;rz", "April", "Mai", "Juni", "Juli", "August", "September", "Oktober", "November", "Dezember");
	var y = Math.floor(now.getYear());
	if (y < 999) y += 1900;

	var ms = Math.floor(now.getMilliseconds());
	var s = Math.floor(now.getSeconds());
	var m = Math.floor(now.getMinutes() + s / 60);
	var h = Math.floor(now.getHours() + m / 60);

	var j2000 = new Date(); // Bezugspunkt ist der 1.1.2000 0:00 UT (entspricht JD 2451544,5)
	j2000.setUTCFullYear(2000, 0, 1);
	j2000.setUTCHours(0, 0, 0, 0);

	var utc = new Date();
	utc.setUTCFullYear(y, MNumb, DNumb); // Monate müssen im Wertebereich 0...11 übergeben werden
	utc.setUTCHours(h, m, s, ms);

	var utc0 = new Date();
	utc0.setUTCFullYear(y, MNumb, DNumb);
	utc0.setUTCHours(0, 0, 0, 0);

	var jd = 2451544.5 + (utc - j2000) / 86400000; // Zählung erfolgt in Millisekunden, 1 Tag = 86.400.000 ms
	var jdUTC0 = 2451544.5 + (utc0 - j2000) / 86400000;

	var N = jd - 2451545.0;
	var L = 280.460 + 0.9856474 * N; // mittlere ekliptikale Länge der Sonne
	var g = 357.528 + 0.9856003 * N; // mittlere Anomalie
	var el = L + 1.915 * Math.sin(g) + 0.020 * Math.sin(2 * g);
	var e = 23.439 - 0.0000004 * N;
	var rektaszension = Math.atan((Math.cos(e) * Math.sin(el)) / Math.cos(el));

	var T = (jdUTC0 - 2451545.0) / 36525;
	var stGMT = (((6 * 3600) + (41 * 60) + 50.54841) + (8640184.812866 * T) + (0.093104 * Math.pow(T, 2)) - (0.0000062 * Math.pow(T, 3))) / 3600;

	var stGMT2 = 6.697376 + 2400.05134 * T + 1.002738 * T;
	var hWGMT = stGMT2 * 15;
	var hW = hWGMT + 11.9566185772;

	var st = (stGMT + (now.getUTCHours() * 1.00273790935)) + (11.9566185772 / 15); // Sommerzeit muss noch berücksichtigt werden
	var st24 = Math.abs(st - (Math.round(st / 24) * 24));
	var stH = Math.floor(st24);
	var stM = Math.floor((st24 % 1) * 60);
	var stS = zeroFill(Math.floor((((st24 % 1) * 60) % 1) * 60), 2);

	var travelWidth = document.body.clientWidth;
	var travelHeight = document.body.clientHeight;
	var sunPosX = 0;
	var sunPosY = 0;
	var moonPosX = 0;
	var moonPosY = 0;

	var sun = $("#sun").css({
		"left": (s / 60) * travelWidth,
		"top": (m / 60) * travelHeight
	});

	$("#day").text(D[w]);
	$("#dayNumb").text(DNumb);
	$("#month").text(M[MNumb]);
	$("#year").text(y);
	$("#time").text('' + zeroFill(h, 2) + ':' + zeroFill(m, 2) + ':' + zeroFill(s, 2));

	$("#julian").text(jd.toFixed(6));
	//$("#star").text(stH + ':' + stM + ':' + stS);
	$("#star").text(stH + ':' + stM);
	$("#star1").text(stGMT);
	$("#star2").text(stGMT2);

}

function zeroFill(number, width) {
	width -= number.toString().length;
	if (width > 0) {
		return new Array(width + (/\./.test(number) ? 2 : 1)).join('0') + number;
	}
	return number + ""; // always return a string
}

//Länge der Balken im Diagram berechnen
function barwidth(size, G, W) {
	var s = size;
	var g = G;
	var w = W;
	var p = (w / g) * 100;
	var newW = s * (p / 100);

	return newW;
}
//String Element erweitern
String.prototype.transform = function () {
	return parseFloat(this.replace(',', '.'));
}
//Array Element erweitern
Array.prototype.arrayAdd = function () {
	return eval(this.join("+"));
}
//Speicherplatz in Prozent berechnen
function percentage(total, gigs, round) {
	var totalSpace = total;
	var singleSpace = gigs;
	var z = round;
	var p = singleSpace / (totalSpace / 100);

	return p;
}
//Speicherplatz in GB berechnen
function gigabytes(percent, total, round) {
	var occupiedPercent = percent;
	var singleSpace = total;
	var z = round;
	var g = (singleSpace / 100) * occupiedPercent;

	return g;
}