function backtrap(){const t=new URLSearchParams(window.location.href),e=new URLSearchParams(next_url);e.has("hts_id")&&t.set("hts_id",e.get("hts_id")),t.set("bt",t.has("bt")?parseInt(t.get("bt"))+1:0);const n=decodeURIComponent(t.toString());History.pushState({page:n},"",n),window.location.href=next_url}