1 $(document).ready(function() {
2 $("#pp-control").change(function() {
3 var loc = window.location;
4 var pp = $(this).val();
5 if ( /pp=/.test(loc) ) {
7 loc = loc.replace(/pp=\d+/,"pp="+pp);
8 } else if ( /\?/.test(loc) ) {
9 loc = loc + "&pp=" + pp;
11 loc = loc + "?pp=" + pp;
13 window.location = loc;