function banner() {
	_group = document.getElementById('banner').getElementsByTagName('img');
	for (_item = 0; _item < _group.length; _item ++) { _group[_item]._alpha = 0; }
	_this = 0;
	_group[0].style.display = 'block';
	_group[0]._alpha = .99;
	setTimeout (banner_fade,4000); }

function banner_fade() {
	_next = _group[_this+1]?_this+1:0;
	
	_group[_next].style.display = 'block';
	_group[_this]._alpha -= .1;
	_group[_next]._alpha += .1;
	
	banner_action(_group[_this]); 
	banner_action(_group[_next]);
	
	if (_group[_this]._alpha <= 0) {
		_group[_this].style.display = 'none';
		_this = _next;
		setTimeout (banner_fade,6000); }
	else { setTimeout(banner_fade,50); } }

function banner_action (_target) {
	if (_target._alpha > .99) { _target._alpha = .99; }
	_target.style.opacity = _target._alpha;
	_target.style.MozOpacity = _target._alpha;
	_target.style.filter = 'alpha(opacity=' + (_target._alpha*100) + ')'; }