function nr_mp_get_url_cookie(){var NameOfCookie="urlprev";if(document.cookie.length>0){begin=document.cookie.indexOf(NameOfCookie+"=");if(begin!=-1){begin+=NameOfCookie.length+1;end=document.cookie.indexOf(";",begin);if(end==-1)end=document.cookie.length;return unescape(document.cookie.substring(begin,end))}}return null}function nr_mp_set_url_cookie(url,domain){var NameOfCookie="urlprev";var ExpireDate=new Date();ExpireDate.setTime(ExpireDate.getTime()+(60000));document.cookie=NameOfCookie+"="+escape(url)+"; expires="+ExpireDate.toGMTString()+"; path=/"+"; domain="+domain}