易迅新品首发jQuery焦点图轮播滚动切换特效代码

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以下是易迅新品首发jQuery焦点图轮播滚动切换特效代码的示例演示效果:

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HTML代码(index.html):

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>易迅新品首发jQuery焦点图</title>
<link rel="stylesheet" href="css/zzsc.css" type="text/css"/>
<script type="text/javascript" src="js/jquery-1.5.1.min.js"></script>
<script type="text/javascript" src="js/jquery.easing.js"></script>
<script type="text/javascript" src="js/zzsc.js"></script>
<script type="text/javascript">
	$(function(){
		var $window = $(window),
			window_width = $window.width();
		$('#js_banner, #js_banner_img li').width(window_width);

		var urlParam = G.util.parse.url(),
			startFrame = 0;
		if (urlParam.search && ('banner' in urlParam.search)) {
			startFrame = (parseInt(urlParam.search['banner'])-1) || 0;
		}

		new $.Tab({/*添加圆点按钮*/
			target: $('#js_banner_img li'),
			effect: 'slide3d',
			animateTime: 1000,
			stay: 4000,
			playTo: startFrame,
			autoPlay: true,
			merge: true,
			prevBtn: $('#js_banner_pre'),
			nextBtn: $('#js_banner_next')
		});
		$('#js_banner_img').css('left','-' + (window_width * startFrame) + 'px');
	})
</script>
</head>
<body>
<!-- 代码开始 -->
<div id="js_banner" class="banner">
	<ul id="js_banner_img" class="banner_img clear">
		<li class="bgli01">
			<div class="banner_inner">
				<div class="child child1" data-z="2"><img src="images/1-1.png" /></div><!-- data-z="2"与data-z="3"表示两个图层进退场的顺序有区别 -->
				<div class="child child2" data-z="3"><a href="#" target="_blank"><img src="images/1-2.png" /></a></div>
			</div>
		</li>
		<li class="bgli02">
			<div class="banner_inner">
				<div class="child child1" data-z="2"><img src="images/2-1.png" /></div>
				<div class="child child2" data-z="3"><a href="#" target="_blank"><img src="images/2-2.png" /></a></div>
			</div>
		</li>
		<li class="bgli03">
			<div class="banner_inner">
				<div class="child child1" data-z="2"><img src="images/3-1.png" /></div>
				<div class="child child2" data-z="3"><a href="#" target="_blank"><img src="images/3-2.png" /></a></div>
			</div>
		</li>
		<li class="bgli04">
			<div class="banner_inner">
				<div class="child child1" data-z="2"><img src="images/4-1.png" /></div>
				<div class="child child2" data-z="3"><a href="#" target="_blank"><img src="images/4-2.png" /></a></div>
			</div>
		</li>
	</ul>
	<div class="banner_common">
		<a id="js_banner_pre" href="javascript:;" class="banner_pre"></a>
		<a id="js_banner_next" href="javascript:;" class="banner_next"></a>
	</div>
</div>
</body>
</html>

JS代码(zzsc.js):

var G ={
}
;
	G.util ={
}
;
	G.util.parse ={
	url:function(){
	var _myDecode = function(q){
	var q = (q + '').replace(/(&amp;
	|\?)/g,"&").split('&');
	var p ={
}
;
	var c = q.length;
	for (var i = 0;
	i < c;
	i++){
	var pos = q[i].indexOf('=');
	if ( - 1 == pos) continue;
	p[q[i].substr(0,pos).replace(/[^a-zA-Z0-9_]/g,'')] = unescape(q[i].substr(pos + 1));
}
return p;
}
;
	var hash = location.href.toString().indexOf('#');
	if(hash < 0) hash = '';
	else{
	hash = location.href.toString().substring(hash,location.href.toString().length);
}
return{
	search:_myDecode(location.search.substr(1)),hash:_myDecode(hash)}
;
}
,}
;

CSS代码(zzsc.css):

/* CSS Document */
*{margin:0;padding:0;font-size:12px;}
ul,li,dl,ol{list-style:none;}
.banner{width:1903px;overflow:hidden;position:relative}
.banner_inner{position:relative;height:425px;width:990px;margin:0 auto}
.banner_img{width:20000px}
.banner_img li{float:left;width:1903px;position:relative}
.banner_img li.bgli01{background:#2a95bb url(../images/1-0.png) center no-repeat;}
.banner_img li.bgli02{background:#E8E8E8 url(../images/2-0.png) center no-repeat;}
.banner_img li.bgli03{background:#d63356 url(../images/3-0.png) center no-repeat;}
.banner_img li.bgli04{background:#0a7ba4 url(../images/4-0.png) center no-repeat;}
.banner .child1{position:absolute;width:588px;height:425px;left:66px;top:0}
.banner .child2{position:absolute;width:654px;height:425px;left:343px;top:0}
.banner_common{position:relative;width:990px;margin:0 auto}
.banner_pre{position:absolute;top:50%;left:0;margin-top:180px;width:60px;height:60px;cursor:pointer;background:url(../images/banner_btn_l_24.png) no-repeat;opacity:.5;filter:alpha(opacity=50)}
.banner_next{position:absolute;top:50%;right:0;margin-top:180px;width:60px;height:60px;cursor:pointer;background:url(../images/banner_btn_r_24.png) no-repeat;opacity:.5;filter:alpha(opacity=50)}
.banner_pre:hover,.banner_next:hover{opacity:1;filter:alpha(opacity=100)}
.banner .control{width:130px;position:absolute;top:393px;left:50%;margin-left:-40px}
.banner .control li{float:left;margin-left:10px;width:18px;height:18px;border-radius:50%;cursor:pointer;background:#fff}
.banner .control li a{display:none}
.banner .control li.current{background:#ff7f02}

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