Something like this worked for me:
<a href="my_linked_file.html" class="LINK">Click Me</a>
<a href="my_original_file.html" class="LINK2">Click Me 2</a>
<div id="GRID"></div>
<script type="text/javascript">
$('.LINK').on('click', function (event) {
event.preventDefault();
$('#GRID').load($(this).attr('href') + ' .other_divs');
});
$('.LINK2').on('click', function (event) {
event.preventDefault();
$('#GRID').load($(this).attr('href') + ' .original_divs');
});
</script>