title: pass GET through location.href
body: <p>I am using this code in html form</p>
  
  <pre><code> &lt;input name="button" type="button" value="Step 2" onclick="location.href='../ticket/scp/auto.php?dest=../scp/admin.php?t=staff&amp;a=new'"/&gt;
  </code></pre>
  
  <p>when i use print_r($_GET) i get</p>
  
  <pre><code>Array ( [dest] =&gt; ../scp/admin.php?t=staff [a] =&gt; new )
  </code></pre>
  
  <p>whereas i expect to get</p>
  
  <pre><code>Array ( [dest] =&gt; ../scp/admin.php?t=staff&amp;a=new )
  </code></pre>
  
  <p>how can i fix this</p>