title: Get current store id in opencart
body: <p>i try to show different header image in  frontend based on <code>store id</code> mean every store has different header image .</p>
  
  <p>the problem is how to echo current store_id in frontend (in <code>header</code>)</p>
  
  <p>so i can proceed with my code something like below :</p>
  
  <pre><code>&lt;?php
  if($store_id == '1') {  // 1 is default store
      //echo image here   
  }
  else {  //if not default show different image
      //echo image here   
  }
  ?&gt;
  </code></pre>
  
  <p><em>Opencart version : 1.4.9.6</em></p>