title: jQuery Colorbox Dynamic Resize
body: <p>I using Colorbox for login form. And there's a signup link in the login form. I want to resize colorbox window when sign up page opened.</p>
  
  <p>main page:</p>
  
  <pre><code>&lt;a href="/login.php" class="colorbox_login"&gt;Click&lt;/a&gt; to login.
  </code></pre>
  
  <p>login page:</p>
  
  <pre><code>&lt;form method="post" action=""&gt;
  ...
  &lt;/form&gt;    
  &lt;a href="/signup.php"&gt;Sign up!&lt;/a&gt;
  </code></pre>
  
  <p>Help please ...</p>