Event.observe(window, 'load', function () {
	// Pilars
	var pilars = $('pilars').childElements();
	pilars.invoke('observe', 'mouseover', function (event) {
		var event = event || window.event;
		var related = $(event.relatedTarget || event.fromElement);
		if (!related || related.descendantOf(this)) return false;
		if (this.parentNode.id == 'pilars') {
			pilars.each(function (p) {p.className = 'pilar'});
			this.className = 'pilar-hover';
		}
	});
	pilars.invoke('observe', 'mouseout', function (event) {
		var event = event || window.event;
		var related = $(event.relatedTarget || event.fromElement);
		if (!related || this == related || related.descendantOf(this)) return false;
		if (this.parentNode.id == 'pilars') {
			this.className = 'pilar';
		}
	});
});

window.best.cacheImages(
	['/images/bshadow-f2.jpg'],
	['/images/pilar-plan-f2.jpg'],
	['/images/pilar-build-f2.jpg'],
	['/images/pilar-promote-f2.jpg'],
	['/images/pilar-evaluate-f2.jpg'],
	['/images/pilar-evolve-f2.jpg']
)