function setCookie(c_name,value,expiredays)
{
DeleteCookie(c_name,'/','')
var exdate=new Date()
exdate.setDate(exdate.getDate()+expiredays)
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : "; expires="+exdate.toGMTString()) + "; path=/";
}

function getCookieVal(offset) {
     var endstr = document.cookie.indexOf (";", offset);
     if (endstr == -1)
         endstr = document.cookie.length;
     return unescape(document.cookie.substring(offset, endstr));
}

function GetCookie(name) {
   var arg = name + "=";
   var alen = arg.length;
   var clen = document.cookie.length;
   var i = 0;
   while (i < clen) {
     var j = i + alen;
     if (document.cookie.substring(i, j) == arg)
       return getCookieVal (j);
     i = document.cookie.indexOf(" ", i) + 1;
     if (i == 0) break;
   }
   return null;
}

function DeleteCookie(name,path,domain) {
   if (GetCookie(name)) {
     document.cookie = name + "=" +
       ((path) ? "; path=" + path : "") +
       ((domain) ? "; domain=" + domain : "") +
       "; expires=Thu, 01-Jan-70 00:00:01 GMT";
   }
}

cookies_cargado = 1;