function setCookie(nm, valu) {
    var e2 = (new Date(2019, 1, 1)).toGMTString();
    document.cookie = nm + "=" + escape(valu) + "; expires=" + e2;
}

function seturl(what){
window.location.href = what ;
setCookie("newurl", what);
}

if (get_cookie("newurl")) window.location.href = get_cookie("newurl");  

function get_cookie(Name) {
  var search = Name + "="
  var returnvalue = "";
  if (document.cookie.length > 0) {
    offset = document.cookie.indexOf(search)
    // if cookie exists
    if (offset != -1) { 
      offset += search.length
      // set index of beginning of value
      end = document.cookie.indexOf(";", offset);
      // set index of end of cookie value
      if (end == -1) end = document.cookie.length;
      returnvalue=unescape(document.cookie.substring(offset, end))
      }
   }
  return returnvalue;
}

function deleteCookie() {
    var e2 = (new Date(2000, 1, 1)).toGMTString();
    document.cookie = newurl + "=" + escape(valu) + "; expires=" + e2;
}