var imgs = new Array();
var imgiprev = 0;
var imginext = 1;

$(function(){
	$('#banner').css('position','relative');			
	$('#banner img').each(function() {
		$(this).css('position','absolute');
		imgs.push($(this));
	});
	$('#banner .banner-next').each(function() {
		$(this).css({opacity: 0 , visibility : 'visible' });
		$(this).css('z-index',999);
	});
	
	if (imgs.length > 1) {
		window.setInterval(rotate,3000);
	}	
});

function rotate() {
	imgs[imgiprev].css('z-index',999).animate( {opacity : 0} , 500);	
	imgs[imginext].css('z-index',1000).animate( {opacity: 1} , 500 );
	imgiprev ++;
	imginext ++;
	if (imgiprev == imgs.length) imgiprev = 0;
	if (imginext == imgs.length) imginext = 0;
	
}