function timeOfDay() {
	//Get hours of current time
	var tm = new Date();
	var hours = tm.getUTCHours();
	
	// Add class based on current hour
	if (hours >= 6 && hours < 18) {
		$('#header').addClass('day');
	}
	else {
		$('#header').addClass('night');
	}
}

function slideSwitch() {
    var $active = $('#slider a.active');

    if ( $active.length == 0 ) $active = $('#slider a:last');

    var $next =  $active.next().length ? $active.next()
        : $('#slider a:first');
		
    $active.addClass('last-active');

    $next.css({opacity: 0.0})
        .addClass('active')
        .animate({opacity: 1.0}, 1000, function() {
            $active.removeClass('active last-active');
        });
}