title: how to change the submit button appearance?
body: <p>I have this plain submit button appearance in my html code</p>
  
  <pre><code>&lt;input type="submit" name="pay now" value="pay" /&gt;
  </code></pre>
  
  <p>I wish to make the submit button look like this</p>
  
  <pre><code>&lt;a href="#"&gt;&lt;img src="images/shopping-cart/check-out-btn.png" border="0" /&gt;&lt;/a&gt;
  </code></pre>
  
  <p>but should stick with its submit type</p>
  
  <p>how to do that ?</p>