title: Difference between THEME_preprocess_image and THEME_image ?
body: <p>What is the difference between these 2 functions that can but put in template.php for Drupal?</p>
  
  <pre><code>function THEME_preprocess_image(&amp;$variables) {
      // something
  }
  
  function THEME_image($variables) {
      // something
  }
  </code></pre>