function GetRandomURL()
{
var locationlist = new URLList (
	"http://www.chicagogirlscoalition.org/ses/sisters_empowering_sisters.htm",
	"http://www.chicagogirlscoalition.org/ses/sisters_empowering_sisters2.htm",
	"http://www.chicagogirlscoalition.org/ses/sisters_empowering_sisters3.htm",
	"http://www.chicagogirlscoalition.org/ses/sisters_empowering_sisters4.htm"
);

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

	location.href = 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;
}

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();