jquery圖片輪播切換
編輯：JQuery常見問題
本實例使用jquery實現圖片的輪播切換效果，實際效果如下：
http:///keleyi/phtml/image/7.htm
完整的代碼如下，保存到html文件就可以了：
<!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>
<title>jquery圖片輪播切換-</title>
<style type="text/css">
#banner {position:relative; width:478px; height:286px; border:1px solid #666; overflow:hidden;}
#banner_list img {border:0px;}
#banner_bg {position:absolute; bottom:0;background-color:#000;height:30px;filter: Alpha(Opacity=30);opacity:0.3;z-index:1000;cursor:pointer; width:478px; }
#banner_info{position:absolute; bottom:0; left:5px;height:22px;color:#fff;z-index:1001;cursor:pointer}
#banner_text {position:absolute;width:120px;z-index:1002; right:3px; bottom:3px;}
#banner ul {position:absolute;list-style-type:none;filter: Alpha(Opacity=80);opacity:0.8; border:1px solid #fff;z-index:1002;
margin:0; padding:0; bottom:3px; right:5px;}
#banner ul li { padding:0px 8px;float:left;display:block;color:#FFF;border:#e5eaff 1px solid;background:#6f4f67;cursor:pointer}
#banner ul li.on { background:#900}
#banner_list a{position:absolute;} /* 讓四張圖片都可以重疊在一起 */
</style>
<script src="http:///keleyi/pmedia/jquery/jquery-1.10.2.min.js" type="text/javascript"></script>
<script type="text/javascript">
var t = n = 0, count;
$(document).ready(function () {
count = $("#banner_list a").length;
$("#banner_list a:not(:first-child)").hide();
$("#banner_info").html($("#banner_list a:first-child").find("img").attr('alt'));
$("#banner_info").click(function () { window.open($("#banner_list a:first-child").attr('href'), "_blank") });
$("#banner li").click(function () {
var i = $(this).text() - 1; //獲取Li元素內的值，即1，2，3，4
n = i;
if (i >= count) return;
$("#banner_info").html($("#banner_list a").eq(i).find("img").attr('alt'));
$("#banner_info").unbind().click(function () { window.open($("#banner_list a").eq(i).attr('href'), "_blank") })
$("#banner_list a").filter(":visible").fadeOut(500).parent().children().eq(i).fadeIn(1000);
document.getElementById("banner").style.background = "";
$(this).toggleClass("on");
$(this).siblings().removeAttr("class");
});
t = setInterval("showAuto()", 4000);
$("#banner").hover(function () { clearInterval(t) }, function () { t = setInterval("showAuto()", 4000); });
})
function showAuto() {
n = n >= (count - 1) ? 0 : ++n;
$("#banner li").eq(n).trigger('click');
}
</script>
</head>
<body>
<div id="banner">
<div id="banner_bg"></div> <!--標題背景-->
<div id="banner_info"></div> <!--標題-->
<ul>
<li class="on">1</li>
<li>2</li>
<li>3</li>
<li>4</li>
</ul>
<div id="banner_list">
<a href="http:///keleyi/phtml/picqiehuan/p1.jpg" target="_blank"><img src="http:///keleyi/phtml/picqiehuan/p1.jpg" title="" alt=" 1" /></a>
<a href="http:///keleyi/phtml/picqiehuan/p2.jpg" target="_blank"><img src="http:///keleyi/phtml/picqiehuan/p2.jpg" title="" alt=" 2" /></a>
<a href="http:///keleyi/phtml/picqiehuan/p3.jpg" target="_blank"><img src="http:///keleyi/phtml/picqiehuan/p3.jpg" title="" alt=" 3" /></a>
<a href="http:///keleyi/phtml/picqiehuan/p4.jpg" target="_blank"><img src="http:///keleyi/phtml/picqiehuan/p4.jpg" title="" alt=" 4" /></a>
</div>
</div>
</body>
</html>
http:///keleyi/phtml/image/7.htm
- 1
- 2
- 3
- 4
完整的代碼如下，保存到html文件就可以了：
<!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>
<title>jquery圖片輪播切換-</title>
<style type="text/css">
#banner {position:relative; width:478px; height:286px; border:1px solid #666; overflow:hidden;}
#banner_list img {border:0px;}
#banner_bg {position:absolute; bottom:0;background-color:#000;height:30px;filter: Alpha(Opacity=30);opacity:0.3;z-index:1000;cursor:pointer; width:478px; }
#banner_info{position:absolute; bottom:0; left:5px;height:22px;color:#fff;z-index:1001;cursor:pointer}
#banner_text {position:absolute;width:120px;z-index:1002; right:3px; bottom:3px;}
#banner ul {position:absolute;list-style-type:none;filter: Alpha(Opacity=80);opacity:0.8; border:1px solid #fff;z-index:1002;
margin:0; padding:0; bottom:3px; right:5px;}
#banner ul li { padding:0px 8px;float:left;display:block;color:#FFF;border:#e5eaff 1px solid;background:#6f4f67;cursor:pointer}
#banner ul li.on { background:#900}
#banner_list a{position:absolute;} /* 讓四張圖片都可以重疊在一起 */
</style>
<script src="http:///keleyi/pmedia/jquery/jquery-1.10.2.min.js" type="text/javascript"></script>
<script type="text/javascript">
var t = n = 0, count;
$(document).ready(function () {
count = $("#banner_list a").length;
$("#banner_list a:not(:first-child)").hide();
$("#banner_info").html($("#banner_list a:first-child").find("img").attr('alt'));
$("#banner_info").click(function () { window.open($("#banner_list a:first-child").attr('href'), "_blank") });
$("#banner li").click(function () {
var i = $(this).text() - 1; //獲取Li元素內的值，即1，2，3，4
n = i;
if (i >= count) return;
$("#banner_info").html($("#banner_list a").eq(i).find("img").attr('alt'));
$("#banner_info").unbind().click(function () { window.open($("#banner_list a").eq(i).attr('href'), "_blank") })
$("#banner_list a").filter(":visible").fadeOut(500).parent().children().eq(i).fadeIn(1000);
document.getElementById("banner").style.background = "";
$(this).toggleClass("on");
$(this).siblings().removeAttr("class");
});
t = setInterval("showAuto()", 4000);
$("#banner").hover(function () { clearInterval(t) }, function () { t = setInterval("showAuto()", 4000); });
})
function showAuto() {
n = n >= (count - 1) ? 0 : ++n;
$("#banner li").eq(n).trigger('click');
}
</script>
</head>
<body>
<div id="banner">
<div id="banner_bg"></div> <!--標題背景-->
<div id="banner_info"></div> <!--標題-->
<ul>
<li class="on">1</li>
<li>2</li>
<li>3</li>
<li>4</li>
</ul>
<div id="banner_list">
<a href="http:///keleyi/phtml/picqiehuan/p1.jpg" target="_blank"><img src="http:///keleyi/phtml/picqiehuan/p1.jpg" title="" alt=" 1" /></a>
<a href="http:///keleyi/phtml/picqiehuan/p2.jpg" target="_blank"><img src="http:///keleyi/phtml/picqiehuan/p2.jpg" title="" alt=" 2" /></a>
<a href="http:///keleyi/phtml/picqiehuan/p3.jpg" target="_blank"><img src="http:///keleyi/phtml/picqiehuan/p3.jpg" title="" alt=" 3" /></a>
<a href="http:///keleyi/phtml/picqiehuan/p4.jpg" target="_blank"><img src="http:///keleyi/phtml/picqiehuan/p4.jpg" title="" alt=" 4" /></a>
</div>
</div>
</body>
</html>
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