title: How can I limit this number?
body: <p>My tool (below) allows a "Warrior" and a "Wizard" to <strong>each</strong> spend 30 points in 2 areas.</p>
  
  <p>How can I limit the amount you can spend in a single area to 25, leaving 5 for the other?</p>
  
  <p><strong><a href="http://jsbin.com/oxeyeb/53/edit" rel="nofollow noreferrer">CODE &amp; DEMO</a></strong> <code></code></p>