Simple live preview code example

code=yes

http://jsfiddle.net/JimmySawczuk/PuWju/

HTML
-------
<textarea id="content"></textarea>

<div id="preview"></div>



JavaScript
-------------
$('#content').keyup(function() {
    $('#preview').html($('#content').val());
})
     

CSS
-----

#preview { border: 1px solid black; width: 500px; }