function js_order(){return confirm('目前本產品缺貨中，是否確定訂購?');};
function js_logout(){return confirm('購物車內仍有商品，是否確認登出?');};

$(function(){
    $(".back").click(function(){history.back();return false;});
	
	$("img").not('.mqs').lazyload({placeholder : "/web.js/lazyload/spacer.gif",effect : "fadeIn"});
	$(".scrollTop").click(function(){$.scrollTo(0, 500);return false;});
	
	$('dt').live('click',function(){
		var dd = $(this).next();
		
		if(!dd.is(':animated')){
			dd.slideToggle();
			$(this).toggleClass('opened');
		}
		
	});
	
	$('a.button').click(function(){
		
		if($(this).hasClass('collapse')){
			$('dt.opened').click();
		}
		else $('dt:not(.opened)').click();
		
		$(this).toggleClass('expand collapse');
		
		return false;
	});
	
	// marquee
	var speed=10;
	if ( $('#demo') )
	{
		var tab=document.getElementById("demo");
		var tab1=document.getElementById("demo1");
		var tab2=document.getElementById("demo2");
		tab2.innerHTML=tab1.innerHTML;
		var MyMar=setInterval(Marquee,speed);
		
		tab.onmouseover=function() {clearInterval(MyMar)};
		tab.onmouseout=function() {MyMar=setInterval(Marquee,speed)};
	};
	function Marquee()
	{
		if(tab2.offsetWidth-tab.scrollLeft<=0)
		{
			tab.scrollLeft-=tab1.offsetWidth
		}else{
			tab.scrollLeft++;
		};
	}
	
	setInterval( "slideSwitch()", 4000 );
});

function slideSwitch() {
    var $active = $('#slideshow IMG.active');

    if ( $active.length == 0 ) $active = $('#slideshow IMG:last');

    var $next =  $active.next().length ? $active.next()
        : $('#slideshow IMG:first');

    $active.addClass('last-active');

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

$(function() {
    
});