var slideDelay = 6000;
var curSlide = -1;
var curTimeout;

function swapSlide() {
	slides = $$('.slide');
	prevSlide = curSlide;
	curSlide = ((curSlide + 1) % slides.length);
	if (prevSlide > -1) {
		new Effect.Parallel([
		  new Effect.Fade(slides[prevSlide], {sync: true}),
		  new Effect.BlindDown(slides[curSlide], {sync: true}),
		  new Effect.Appear(slides[curSlide], {sync: true})
		], { duration: 0.8 });
	}
	curTimeout = setTimeout("swapSlide()", slideDelay);
}



//new Effect.Parallel([
//  new Effect.Fade(button, {sync: true}),
//  new Effect.BlindDown(slides[curSlide], {sync: true}),
//  new Effect.Appear(slides[curSlide], {sync: true})
//], { duration: 0.3 });





//Tasks.swapButtonWithForm()
//
//swapButtonWithForm: function() {
//  var button = $('button_to_add_new_task');
//  var task_form = $('add_new_task');
//
//  if (button.visible()) {
//    new Effect.Parallel([
//      new Effect.Fade(button, {sync: true}),
//      new Effect.BlindDown(task_form, {sync: true}),
//      new Effect.Appear(task_form, {sync: true})
//    ], {
//      duration: 0.3,
//      afterFinish: function() {
//        $('body_task').focus();
//      }
//    });
//  } else {
//    new Effect.Parallel([
//      new Effect.Appear(button, {sync: true}),
//      new Effect.BlindUp(task_form, {sync: true}),
//      new Effect.Fade(task_form, {sync: true})
//    ], {
//      duration: 0.3
//    });
//  }
//}