javascript void functions
<blockquote>
  <p><strong>Possible Duplicate:</strong><br>
  <a href="http://stackoverflow.com/questions/1291942/what-does-javascriptvoid0-mean">What does “javascript:void(0)” mean?</a>  </p>
</blockquote>



<p>i want to ask about javascript:void(0)</p>

<pre><code>&lt;input type='submit' name='btn' value='submit' onClick='javascript:void(0)' /&gt;
&lt;input type='submit' name='btn' value='submit' onClick='javascript:void(0)' /&gt;
&lt;input type='submit' name='btn' value='submit' onClick='javascript:void(0)' /&gt;
&lt;input type='submit' name='btn' value='submit' onClick='javascript:void(0)' /&gt;
</code></pre>

<p>can you please explain about void(0), is it builtin function ? 
is keyword 'javascript' telling that code is of javascript language?
anything wierd if you know about it please share with me,,,,thankx
Note : same thing im typing 4 times to meet standards of stackoverflow...</p>
