https://technix.in.ua/works/games/businessman/

1<!doctype html>
2<html lang="en-us">
3  <head>
4    <meta charset="utf-8">
5    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
6    <title>Игра "Бизнесмен" (версия 1.1+, 1998 год)</title>
7    <style type="text/css">
8      body { background-color: #333333; font-family: monospace; }
9      .dosbox-container { width: 640px; height: 400px; }
10      .dosbox-container > .dosbox-overlay { background: url(cover-black.png); }
11      .dosbox-start { font-size: 35px !important; margin-left: 15%; margin-right: 15%; padding: 10px; background-color: rgba(0,0,0,0.5);  }
12    </style>
13  </head>
14  <body>
15    <div id="dosbox"></div>
16    <br/>
17    <button onclick="dosbox.requestFullScreen();">Make fullscreen</button>
18    
19    

19<script type="text/javascript" src="js-dos-api.js"></script>

19
20    

20<script type="text/javascript">
21      var dosbox = new Dosbox({
22        id: "dosbox",
23        onload: function (dosbox) {
24          dosbox.run("businessman11-dosbox.zip", "./BIZNES11.BAT");
25        },
26        onrun: function (dosbox, app) {
27          console.log("App '" + app + "' is runned");
28        }
29      });
30    </script>

30
31  </body>
32</html>