<!DOCTYPE HTML>
<html>
	<head>
		<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
		<title>YDKJS up & going</title>
		<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>

		<script type=text/javascript charset=utf-8>
		//"use strict";

		class Widget {
			constructor(width,height) {
				this.width = width || 50;
				this.height = height || 50;
				this.$elem = null;
			}
			render($where){
				if (this.$elem) {
					this.$elem.css( {
						width: th