jQuery图片左右点击切换轮播展示效果

使用方法：

引入jQuery库文件

<script type="text/javascript" src="js/jquery-1.4.2.min.js"></script>

插件初始化、参数配置

$(document).ready(function() {
	//点击小图切换大图
	$("#thumbnail li a").click(function() {
		$(".zoompic img").hide().attr({"src": $(this).attr("href"), "title": $("> img", this).attr("title")});
		$("#thumbnail li.current").removeClass("current");
		$(this).parents("li").addClass("current");
		return false;
	});
	$(".zoompic>img").load(function() {
		$(".zoompic>img:hidden").show();
	});
	//小图片左右滚动
	var $slider = $('.slider ul');
	var $slider_child_l = $('.slider ul li').length;
	var $slider_width = $('.slider ul li').width();
	$slider.width($slider_child_l * $slider_width);
	var slider_count = 0;
	if ($slider_child_l < 5) {
		$('#btn-right').css({cursor: 'auto'});
		$('#btn-right').removeClass("dasabled");
	}
	$('#btn-right').click(function() {
		if ($slider_child_l < 5 || slider_count >= $slider_child_l - 5) {
			return false;
		}
		slider_count++;
		$slider.animate({left: '-=' + $slider_width + 'px'}, 'fast');
		slider_pic();
	});
	$('#btn-left').click(function() {
		if (slider_count <= 0) {
			return false;
		}
		slider_count--;
		$slider.animate({left: '+=' + $slider_width + 'px'}, 'fast');
		slider_pic();
	});
	function slider_pic() {
		if (slider_count >= $slider_child_l - 5) {
			$('#btn-right').css({cursor: 'auto'});
			$('#btn-right').addClass("dasabled");
		}
		else if (slider_count > 0 && slider_count <= $slider_child_l - 5) {
			$('#btn-left').css({cursor: 'pointer'});
			$('#btn-left').removeClass("dasabled");
			$('#btn-right').css({cursor: 'pointer'});
			$('#btn-right').removeClass("dasabled");
		}
		else if (slider_count <= 0) {
			$('#btn-left').css({cursor: 'auto'});
			$('#btn-left').addClass("dasabled");
		}
	}
});

CSS样式

.zoombox{width:686px;margin:20px auto 0 auto;}
.zoompic{border:solid 1px #dfdfdf;width:684px;height:394px;background:url(images/loading.gif) no-repeat 50% 50%;}
.sliderbox{height:76px;overflow:hidden;margin:6px 0 0 0;}
.sliderbox .arrow-btn{width:38px;height:76px;background:url(images/arrow-btn.png) no-repeat;cursor:pointer;}
.sliderbox #btn-left{float:left;background-position:0 0;}
.sliderbox #btn-left.dasabled{background-position:0 -76px;}
.sliderbox #btn-right{float:right;background-position:-38px 0;}
.sliderbox #btn-right.dasabled{background-position:-38px -76px;}
.sliderbox .slider{float:left;height:76px;width:605px;position:relative;overflow:hidden;margin:0 0 0 3px;display:inline;}
.sliderbox .slider ul{position:absolute;left:0;width:999em;}
.sliderbox .slider li{float:left;width:121px;height:76px;text-align:center;}
.sliderbox .slider li img{border:solid 1px #dfdfdf;}
.sliderbox .slider li.current img{border:solid 1px #3366cc;}

HTML结构

<div class="zoombox">
    <div class="zoompic"><img src="images/3427.jpg" width="684" height="394" alt="美女配奥迪A4L墙纸" /></div>
    <div class="sliderbox">
        <div id="btn-left" class="arrow-btn dasabled"></div>
        <div class="slider" id="thumbnail">
            <ul>
                <li class="current"><a href="images/3427.jpg" target="_blank"><img src="images/14fd.jpg" width="115" height="74" alt="美女配奥迪A4L墙纸01" /></a></li>
                <li><a href="images/52347.jpg" target="_blank"><img src="images/41a.jpg" width="115" height="74" alt="美女配奥迪A4L墙纸02" /></a></li>
                <li><a href="images/23463.jpg" target="_blank"><img src="images/234fa.jpg" width="115" height="74" alt="美女配奥迪A4L墙纸03" /></a></li>
                <li><a href="images/3247.jpg" target="_blank"><img src="images/412saf.jpg" width="115" height="74" alt="美女配奥迪A4L墙纸04" /></a></li>
                <li><a href="images/26547.jpg" target="_blank"><img src="images/41356a.jpg" width="115" height="74" alt="美女配奥迪A4L墙纸05" /></a></li>
                <li><a href="images/2153.jpg" target="_blank"><img src="images/432sadf.jpg" width="115" height="74" alt="美女配奥迪A4L墙纸06" /></a></li>
                <li><a href="images/3427.jpg" target="_blank"><img src="images/14fd.jpg" width="115" height="74" alt="美女配奥迪A4L墙纸01" /></a></li>
            </ul>
        </div>
        <div id="btn-right" class="arrow-btn"></div>
    </div>
</div>