var qs = document.location.href.replace(/^[^#]*/, '').replace('#', ''); if (qs != '') { var bh = document.location.href.replace(/[^#]*$/, '').replace('#', ''); var qi = bh.indexOf('?'); if (qi != -1) { bh = bh.substr(0, qi); } bh += ('?' + qs); document.location.href = bh; }