<script src="http://code.jquery.com/jquery-latest.js"></script>
<script type = "text/javascript">
function getUrlVars() {
var vars = {};
var parts = window.location.href.replace(/[?&]+([^=&]+)=([^&]*)/gi, function(m,key,value) {
vars[key] = value;
});
return vars;
}
$(document).ready(function() {
var getParams = getUrlVars();
if (getParams) {
$('#dynamic-select').val(getParams.selected);
}
$('#dynamic-select').bind('change', function () {
var url = $(this).val();
if (url != '') {
window.location.href = window.location.href + "?selected="+url;
}
return false;
});
});
</script>