function sort_shuffle(a,b)
{
	return Math.random()-0.5;
}

function rotator() {
	var slots;
	var active_slot=0;
}

rotator.prototype.rotate=function () {
	setTimeout(this.myname+'.rotate()',3000);
	document.getElementById(this.slots[this.active_slot]).style.display = "none";
	this.active_slot = (this.active_slot+1) % this.slots.length;
	document.getElementById(this.slots[this.active_slot]).style.display = "block";
}