fnGetDelay = function (iDelay) {
		var sAnimationMode = ControlBehavior.getAnimationMode(),
			bUseAnimations = sAnimationMode !== Configuration.AnimationMode.none && sAnimationMode !== Configuration.AnimationMode.minimal;

		return bUseAnimations ? iDelay : 0;
	}
How the navigation was triggered, possible values are "to", "back", "backToPage", and "backToTop".