$(function() {
    setInterval("rotateImages()", 8000);
});

function rotateImages() {
	var oCurPhoto = $('#photoShow div.current');
    var oNxtPhoto = oCurPhoto.next();
    if (oNxtPhoto.length == 0)
        oNxtPhoto = $('#photoShow div:first');
		oCurPhoto.removeClass('current').addClass('previous');
        oNxtPhoto.css({ opacity: 0.0 }).addClass('current').animate({ opacity: 1.0 }, 1000,
        function() {
            oCurPhoto.removeClass('previous');
        });
}