I guess it easier to make it on jQuery javascript
$(function () {
var my_div = $('#myDiv');
$('#myButton').on('click', function() {
$(this).after(my_div).show();
}
}
add ID to your
<div id='myDiv' style='display:none'>tqweqwe</div>
add ID to your href
<a id='myButton' href="#">qeqwe</a>