/*
var date_exp = new Date();
date_exp.setTime(date_exp.getTime()+(30*24*3600));
*/

function setCookie(name_p, value_p)
{
  var argv = setCookie.arguments;
  var argc = setCookie.arguments.length;
  var expires = ((argc > 2) && (argv[2] != null)) ? ("; expires=" + argv[2].toGMTString()) : "";
  var path = ((argc > 3) && (argv[3] != null)) ? ("; path=" + argv[3]) : "";
  var domain = ((argc > 4) && (argv[4] != null)) ? ("; domain=" + argv[4]) : "";
  var secure = ((argc > 5) && (argv[5] == true)) ? "; secure" : "";
  document.cookie = name_p + "=" + escape(value_p) + expires + path + domain + secure;
}

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

function getCookie(name_p)
{
  var arg = name_p + "=";
  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;
}