/*
                GetRandomURL
                Written by Jerry Åman, Optima System, May 19, 1996.
*/

function GetRandomURL()
{
        // Put relative or full URL's in the strings below
        // You can increase the number of URL's to more than 5 by adding a
        // string containing an URL in list below

var locationlist = new URLList (
    "magic2.html",
    "magicb.html",
    "magictwo.html",
    "magicii.html"
                );

    num = Math.round ( ( rand.next() * (locationlist.count-1)) );

 return locationlist.list[num];
}

function URLList () {
  var argv = URLList.arguments;
  var argc = argv.length;
  this.list = new Object();
  for (var i = 0; i < argc; i++)
    this.list[i] = argv[i];
  this.count = argc;
  return this;
}

//*********************************************
// Park-Miller Pseudo-Random Number Generator
// JavaScript implementation by David N. Smith
// of IBM's T J Watson Research Center
//*********************************************
function NextRandomNumber()  {
  var hi   = this.seed / this.Q;
  var lo   = this.seed % this.Q;
  var test = this.A * lo - this.R * hi;
  if (test > 0)
    this.seed = test;
  else
    this.seed = test + this.M;
  return (this.seed * this.oneOverM);
}
function RandomNumberGenerator() {
  var d = new Date();
  this.seed = 2345678901 +
    (d.getSeconds() * 0xFFFFFF) +
    (d.getMinutes() * 0xFFFF);
  this.A = 48271;
  this.M = 2147483647;
  this.Q = this.M / this.A;
  this.R = this.M % this.A;
  this.oneOverM = 1.0 / this.M;
  this.next = NextRandomNumber;
  return this;
}

var rand = new RandomNumberGenerator();