title: how to set multiple default button in form by javascript or jquery?
body: <p>i have two DIV called dvCreate and dvLogin, and inside each of which is a submit button (btnCreate and btnLogin).</p>
  
  <p>I want fire click event of btnLogin when press Enter key inside the dvLogin and rise event click of btnCreate when press Enter key inside the dvCreate.</p>
  
  <pre><code>&lt;div class="box-authentication" id="dvCreate"&gt;
       &lt;input id="emmail_register" name="emmail_register" type="text" class="form-control"&gt;              
       &lt;button type="submit" id="btnCreate" class="button" name="submit" value="create"&gt;Create User&lt;/button&gt;
    &lt;/div&gt;
  
  &lt;div class="box-authentication" id="dvLogin"&gt;
       &lt;input id="emmail_register" name="emmail_register" type="text" class="form-control"&gt;              
       &lt;button type="submit" id="btnLogin" class="button" name="submit" value="create"&gt;Login Usre&lt;/button&gt;
   &lt;/div&gt;
  </code></pre>
  
  <p>how to handle this by javascript ot jquery?</p>