title: Move at an angle, jquery, animate()?
body: <p>is there a way to specify the angle when using </p>
  
  <pre><code>$(this).animate({'left': '+=30px'}, 1000);
  </code></pre>
  
  <p>I would like</p>
  
  <pre><code>$(this).animate({'48': '+=30px'}, 1000);
  </code></pre>
  
  <p>the 48 would be the angle</p>