$(document).ready(function(){
	var elements = ['service','technology','analytics','economics'];
	var random = Math.floor(Math.random() * elements.length);
	$('#homepageSTAE .elements .element').hide().filter('.'+elements[random]).show().addClass('selected');
	$('#homepageSTAE .menu ul li.'+elements[random]).addClass('selected');
	
	$('#homepageSTAE .menu ul li a').click(function(){
		$(this).parent().addClass('selected').siblings().removeClass('selected');
		var targetClass = $(this).attr('href').slice(1);
		$('#homepageSTAE .elements .element').hide().filter('.'+targetClass).slideDown().addClass('selected');
		
		return false;
	})
	
})