Begin work on frontend!

assets/js/util.js

@@ -0,0 +1,49 @@
+var tooltip = $('#tooltip');
+
+ function getTimestamp(ms, timeOnly) {
+    var date = new Date(0);
+
+    date.setUTCSeconds(ms);
+
+    return date.toLocaleTimeString();
+}
+
+function renderTooltip(x, y, html) {
+	tooltip.html(html).css({
+		top: y,
+		left: x
+	}).fadeIn(0);
+}
+
+function hideTooltip() {
+	tooltip.hide();
+}
+
+function formatNumber(x) {
+    return x.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ',');
+}
+
+function msToTime(timer) {
+	var milliseconds = timer % 1000;
+	timer = (timer - milliseconds) / 1000;
+
+	var seconds = timer % 60;
+	timer = (timer - seconds) / 60;
+
+	var minutes = timer % 60;
+	var hours = (timer - minutes) / 60;
+
+	var string = '';
+
+	if (hours > 0) {
+		string += hours + 'h';
+	}
+	if (minutes > 0) {
+		string += minutes + 'm';
+	}
+	if (seconds > 0) {
+		string += seconds + 's';
+	}
+
+	return string;
+}