First of all insert field in your code:
<input id="reloadValue" type="hidden" name="reloadValue" value="" />
then run jQuery:
<script type="text/javascript">
jQuery(document).ready(function()
{
var d = new Date();
d = d.getTime();
if (jQuery('#reloadValue').val().length === 0)
{
jQuery('#reloadValue').val(d);
jQuery('body').show();
}
else
{
jQuery('#reloadValue').val('');
location.reload();
}
});