Untitled

<!doctype html>
	<html>
		<head>
		<title> KB Code Parser </title>
			<script src="https://code.jquery.com/jquery-3.1.1.min.js" integrity="sha256-hVVnYaiADRTO2PzUGmuLJr8BLUSjGIZsDYGmIJLv2b8=" crossorigin="anonymous"></script>
		  <style>
		  table {position:absolute;top:0;left:0;width:100%;height:100%;}
		  textarea {width:100%;height:100%;resize:none;}
		  #output {width:100%;max-height:100%;overflow-y:auto;font-family:arial}
		  </style>
	</head>
	<body>
		<table><tbody><tr><td>
		<b>Input</b>
		<textarea id="input" onkeyup="render()"></textarea>
		</td><td>
		<b>Output</b>
		<textarea id="output"></textarea>
		</td>
		</tr>
		<tr><td colspan="2"><b>Preview</b><div id="preview"></div>
		</td></tr>
		</tbody></table>
		<script>
			function render(){
				var obj = $("#input").val()
					.replace(/\>/gi,"&gt;").replace(/\</gi,"&lt;")
					.replace(/\t|\ \ /gi, "&nbsp;&nbsp;")
					.replace(/\n/gi,"<br>");

				$("#output").val("<ol style='font-family:consolas;background:whitesmoke;color:black'>" + obj + "</ol>");
				$("#preview").html($("#output").val());
			}
		</script>


</body></html>