function startShow(){var $active=$('#slideshow a.active');if($active.length==0){$active=$('#slideshow a:last');}
var $next=$active.next().length?$active.next():$('#slideshow a:first');$active.addClass('last-active');$next.css({opacity:0.0}).addClass('active').animate({opacity:1.0},1000,function(){$active.removeClass('active last-active');});}
function backShow(){var $goto=$('#slideshow a.last-active');var $prev=$goto.prev().length?$goto.prev():$('#slideshow a:first');$prev.addClass('last-active');$goto.css({opacity:0.0}).addClass('active').animate({opacity:1.0},1000,function(){$goto.removeClass('last-active');});}