load page without reloading by form
JavaScript
$('#property_search_form .btn_submit').on('click', function(e){
e.preventDefault();
var $this = $(this);
var params = $this.parents('form').serialize();
delete params.pg;
var href = window.location.pathname + '?' + params;
window.history.pushState({href: href, sortASC: true }, '', href);
openURL(href);
return false;
});