title: How to save WP widget instances to options
body: <p>I'm a little confused about this, even though I have read all of the API and searched for hours.</p>
  
  <p>When I activate my plugin I add some values to the options database, e.g. </p>
  
  <pre><code>add_option('code','24');
  </code></pre>
  
  <p>How do I update that value or use it in the widget?  I only see "instances" now, like the example on this page:</p>
  
  <p><a href="http://wpcoderz.com/creating-a-multi-instance-widget-with-wordpress-2-8/" rel="nofollow">http://wpcoderz.com/creating-a-multi-instance-widget-with-wordpress-2-8/</a></p>