本文档展示了一个典型的商品详情页布局及交互设计方案，包括产品图片的预览与放大功能实现，以及评论系统的组织结构。通过CSS和JavaScript实现了图片轮播、放大镜效果等功能，并采用jQuery简化DOM操作。
base.css
@charset "utf-8";
/* CSS Document */
html,body,div,span,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,address,big,cite,code,del,em,font,img,ins,small,strong,var,b,u, i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend{margin:0;padding:0;}
body{ background:#FFFFFF; color:#333333; font-family:"宋体",Arial,Lucida,Verdana,Helvetica,sans-serif; font-size:12px; line-height:150%; }
a:link, a:visited{ color:#333333; text-decoration:none; }
a:hover{ color:#CC0000; text-decoration:underline; }
a:active{ color:#990000; }
ol, ul{ list-style: none outside none;}
.m { margin-bottom: 10px; }
.m, .mt, .mc, .mb{ overflow: hidden; }
/* Clear Fix */
.clearfix:after{content:".";display:block;height:0;clear:both;visibility:hidden;}
.clearfix{display:inline-block;}
/* Hide from IE Mac */
.clearfix{display:block;}
/* End hide from IE Mac */
/* end of clearfix */
/*页面全局结束*/
.tab{ overflow:hidden; }
.tab li,.tab a,.tab-item{cursor:pointer;float:left;text-align: center;}
.m, .mt, .mc, .mb{overflow:hidden;}
.mt .extra{float: right;}
.right-extra .mt{height:28px;line-height:28px;padding:0 10px 8px;border-top:1px solid #EED97C;background:url(../images/bg_hotsale.gif) repeat-x 0 -552px;color:#c00;}
.right-extra .tab{border-bottom:2px solid #BE0000;margin-bottom:10px;}
.right-extra .tab li{position:relative;height:24px;padding:3px 12px 0;background:url(../images/icon_clubs.gif) #ccc no-repeat right -150px;overflow:hidden;margin-right:3px;line-height:24px;font-size:14px;font-weight:bold;color:#c30;}
.right-extra .tab span{position:absolute;left:0;top:0;z-index:1;width:10px;height:27px;background:url(../images/icon_clubs.gif) no-repeat 0 -150px;}
.right-extra .tab a{float:none;color:#c30;}
.right-extra .tab .curr{background-position:right -178px;color:#fff;}
.right-extra .tab .curr span{background-position:0 -178px;}
.right-extra .tab .curr a{color:#fff;}
.right-extra .mc .extra{padding:5px 10px;border-top:1px solid #F3E6C6;}
.right-extra .total{float:right;}
.right-extra .total strong{color:#FF7403;}
.right-extra .total a:link,.right-extra .total a:visited{color:#005aa0;}
.right-extra .join a:link,.right-extra .join a:visited{color:#FF7604;}
.right-extra .norecode{padding:0 10px 10px;}
.right-extra .iloading{margin-bottom:10px;}
/*评论列表*/
#comment .item{border:1px solid #FFFFFF;padding:8px 15px;}
#comment .odd{background: none repeat scroll 0 0 #F4F9FF;border: 1px solid #EDF0F1;border-radius:10px 10px 10px 10px;}
#comment .user{color:#999999;text-align: right;}
#comment .user span{margin-left: 20px;}
#comment .user .u-level{color:#088100;}
#comment dl{margin-bottom:5px;overflow:hidden;}
#comment dt{float:left;text-align:right;width:80px;}
#comment dd{float:right;overflow:hidden;width:649px;}
#comment .content{float:left;width:510px;}
#comment .date-answer{color:#999999;float:right;text-align:right;width:130px;}
#comment .useful{color:#999999;text-align:right;}
#comment .useful a{color: #005AA0;}
#comment dt b{background-image: url("../images/icon_clubs.gif");background-repeat: no-repeat;float:left;height:13px;margin:2px 3px 0 0;width:14px;}
#comment .ask b{background-position:-72px -14px;}
#comment .answer{color:#D75509;}
#comment .answer b{background-position:-57px -14px;}
/*图片放大镜样式*/
.jqzoom{float:left;border:none;position:relative;padding:0px;cursor:pointer;margin:0px;display:block;}
.zoomdiv{z-index:100;position:absolute;top:0px;left:0px;width:350px;height:350px;background:#ffffff;border:1px solid #CCCCCC;display:none;text-align:center;overflow:hidden;}
.jqZoomPup{z-index:10;visibility:hidden;position:absolute;top:0px;left:0px;width:20px;height:20px;border:1px solid #aaa;background:#ffffff /*url(../images/zoom.png) 50% center no-repeat*/;opacity: 0.5;-moz-opacity: 0.5;-khtml-opacity: 0.5;filter: alpha(Opacity=50);}
/*图片小图预览列表*/
.spec-preview{width:350px;height:350px;border:1px solid #DFDFDF;}
.spec-scroll{clear:both;margin-top:5px;width:352px;}
.spec-scroll .prev{float:left;margin-right:4px;}
.spec-scroll .next{float:right;}
.spec-scroll .prev,.spec-scroll .next{display:block;font-family:"宋体";text-align:center;width:10px;height:54px; line-height:54px;border:1px solid #CCC;background:#EBEBEB;cursor:pointer;text-decoration:none;}
.spec-scroll .items{float:left;position:relative;width:322px;height:56px;overflow:hidden;}
.spec-scroll .items ul{position:absolute;width:999999px;height:56px;}
.spec-scroll .items ul li{float:left;width:64px;text-align:center;}
.spec-scroll .items ul li img{border:1px solid #CCC;padding:2px;width:50px;height:50px;}
.spec-scroll .items ul li img:hover{border:2px solid #FF6600;padding:1px;}
base.js
/*===========================
*作者：动力启航(谢凯)
*网址：http://www.it134.cn
*转发请保留作者信息，谢谢
===========================*/
//=====================全局函数========================
//Tab控制函数
function tabs(tabId, tabNum){
//设置点击后的切换样式
$(tabId + " .tab li").removeClass("curr");
$(tabId + " .tab li").eq(tabNum).addClass("curr");
//根据参数决定显示内容
$(tabId + " .tabcon").hide();
$(tabId + " .tabcon").eq(tabNum).show();
}
//=====================全局函数========================
//==================图片详细页函数=====================
//鼠标经过预览图片函数
function preview(img){
$("#preview .jqzoom img").attr("src",$(img).attr("src"));
$("#preview .jqzoom img").attr("jqimg",$(img).attr("bimg"));
}
//图片放大镜效果
$(function(){
$(".jqzoom").jqueryzoom({xzoom:380,yzoom:410});
});
//图片预览小图移动效果,页面加载时触发
$(function(){
var tempLength = 0; //临时变量,当前移动的长度
var viewNum = 5; //设置每次显示图片的个数量
var moveNum = 2; //每次移动的数量
var moveTime = 300; //移动速度,毫秒
var scrollDiv = $(".spec-scroll .items ul"); //进行移动动画的容器
var scrollItems = $(".spec-scroll .items ul li"); //移动容器里的集合
var moveLength = scrollItems.eq(0).width() * moveNum; //计算每次移动的长度
var countLength = (scrollItems.length - viewNum) * scrollItems.eq(0).width(); //计算总长度,总个数*单个长度
//下一张
$(".spec-scroll .next").bind("click",function(){
if(tempLength < countLength){
if((countLength - tempLength) > moveLength){
scrollDiv.animate({left:"-=" + moveLength + "px"}, moveTime);
tempLength += moveLength;
}else{
scrollDiv.animate({left:"-=" + (countLength - tempLength) + "px"}, moveTime);
tempLength += (countLength - tempLength);
}
}
});
//上一张
$(".spec-scroll .prev").bind("click",function(){
if(tempLength > 0){
if(tempLength > moveLength){
scrollDiv.animate({left: "+=" + moveLength + "px"}, moveTime);
tempLength -= moveLength;
}else{
scrollDiv.animate({left: "+=" + tempLength + "px"}, moveTime);
tempLength = 0;
}
}
});
});
//==================图片详细页函数=====================
jquery.jqzoom.js
//**************************************************************
// jQZoom allows you to realize a small magnifier window,close
// to the image or images on your web page easily.
//
// jqZoom version 2.1
// Author Doc. Ing. Renzi Marco(www.mind-projects.it)
// First Release on Dec 05 2007
// i'm searching for a job,pick me up!!!
// mail: renzi.mrc@gmail.com
//**************************************************************
(function($){
$.fn.jqueryzoom = function(options){
var settings = {
xzoom: 200,//zoomed width default width
yzoom: 200,//zoomed div default width
offset: 10, //zoomed div default offset
position: "right",//zoomed div default position,offset position is to the right of the image
lens:1, //zooming lens over the image,by default is 1;
preload: 1
};
if(options) {
$.extend(settings, options);
}
var noalt='';
$(this).hover(function(){
var imageLeft = this.offsetLeft;
var imageRight = this.offsetRight;
var imageTop = $(this).get(0).offsetTop;
var imageWidth = $(this).children('img').get(0).offsetWidth;
var imageHeight = $(this).children('img').get(0).offsetHeight;
noalt= $(this).children("img").attr("alt");
var bigimage = $(this).children("img").attr("jqimg");
$(this).children("img").attr("alt",'');
if($("div.zoomdiv").get().length == 0){
$(this).after("<div class='zoomdiv'><img class='bigimg' src='"+bigimage+"'/></div>");
$(this).append("<div class='jqZoomPup'> </div>");
}
if(settings.position == "right"){
if(imageLeft + imageWidth + settings.offset + settings.xzoom > screen.width){
leftpos = imageLeft - settings.offset - settings.xzoom;
}else{
leftpos = imageLeft + imageWidth + settings.offset;
}
}else{
leftpos = imageLeft - settings.xzoom - settings.offset;
if(leftpos < 0){
leftpos = imageLeft + imageWidth + settings.offset;
}
}
$("div.zoomdiv").css({ top: imageTop,left: leftpos });
$("div.zoomdiv").width(settings.xzoom);
$("div.zoomdiv").height(settings.yzoom);
$("div.zoomdiv").show();
if(!settings.lens){
$(this).css('cursor','crosshair');
}
$(document.body).mousemove(function(e){
mouse = new MouseEvent(e);
/*$("div.jqZoomPup").hide();*/
var bigwidth = $(".bigimg").get(0).offsetWidth;
var bigheight = $(".bigimg").get(0).offsetHeight;
var scaley ='x';
var scalex= 'y';
if(isNaN(scalex)|isNaN(scaley)){
var scalex = (bigwidth/imageWidth);
var scaley = (bigheight/imageHeight);
$("div.jqZoomPup").width((settings.xzoom)/scalex );
$("div.jqZoomPup").height((settings.yzoom)/scaley);
if(settings.lens){
$("div.jqZoomPup").css('visibility','visible');
}
}
xpos = mouse.x - $("div.jqZoomPup").width()/2 - imageLeft;
ypos = mouse.y - $("div.jqZoomPup").height()/2 - imageTop ;
if(settings.lens){
xpos = (mouse.x - $("div.jqZoomPup").width()/2 < imageLeft ) ? 0 : (mouse.x + $("div.jqZoomPup").width()/2 > imageWidth + imageLeft ) ? (imageWidth -$("div.jqZoomPup").width() -2) : xpos;
ypos = (mouse.y - $("div.jqZoomPup").height()/2 < imageTop ) ? 0 : (mouse.y + $("div.jqZoomPup").height()/2 > imageHeight + imageTop ) ? (imageHeight - $("div.jqZoomPup").height() -2 ) : ypos;
}
if(settings.lens){
$("div.jqZoomPup").css({ top: ypos,left: xpos });
}
scrolly = ypos;
$("div.zoomdiv").get(0).scrollTop = scrolly * scaley;
scrollx = xpos;
$("div.zoomdiv").get(0).scrollLeft = (scrollx) * scalex ;
});
},function(){
$(this).children("img").attr("alt",noalt);
$(document.body).unbind("mousemove");
if(settings.lens){
$("div.jqZoomPup").remove();
}
$("div.zoomdiv").remove();
});
count = 0;
if(settings.preload){
$('body').append("<div style='display:none;' class='jqPreload"+count+"'>sdsdssdsd</div>");
$(this).each(function(){
var imagetopreload= $(this).children("img").attr("jqimg");
var content = jQuery('div.jqPreload'+count+'').html();
jQuery('div.jqPreload'+count+'').html(content+'<img src=\"'+imagetopreload+'\">');
});
}
}
})(jQuery);
function MouseEvent(e) {
this.x = e.pageX
this.y = e.pageY
}
jquery-1.3.2.min.js(此处 省略 56Kb)
img.htm
<!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=utf-8" />
<title图文详细</title>
<link href="css/base.css" rel="stylesheet" type="text/css" />
<script type="text/javascript" src="js/jquery-1.3.2.min.js"></script>
<script type="text/javascript" src="js/jquery.jqzoom.js"></script>
<script type="text/javascript" src="js/base.js"></script>
</head>
<body>
<div class="right-extra" style="margin:100px;">
<!--产品参数开始-->
<div>
<div id="preview" class="spec-preview">
<span class="jqzoom"><img jqimg="images/b1.jpg" src="images/s1.jpg" /></span>
</div>
<!--缩图开始-->
<div class="spec-scroll">
<a class="prev"><</a>
<a class="next">></a>
<div class="items">
<ul>
<li><img alt="佳能" bimg="images/b1.jpg" src="images/s1.jpg" onmousemove="preview(this);"></li>
<li><img alt="佳能" bimg="images/b2.jpg" src="images/s2.jpg" onmousemove="preview(this);"></li>
<li><img alt="佳能" bimg="images/b3.jpg" src="images/s3.jpg" onmousemove="preview(this);"></li>
<li><img alt="佳能" bimg="images/b1.jpg" src="images/s1.jpg" onmousemove="preview(this);"></li>
<li><img alt="佳能" bimg="images/b3.jpg" src="images/s3.jpg" onmousemove="preview(this);"></li>
<li><img alt="佳能" bimg="images/b1.jpg" src="images/s1.jpg" onmousemove="preview(this);"></li>
<li><img alt="佳能" bimg="images/b2.jpg" src="images/s2.jpg" onmousemove="preview(this);"></li>
<li><img alt="佳能" bimg="images/b1.jpg" src="images/s1.jpg" onmousemove="preview(this);"></li>
<li><img alt="佳能" bimg="images/b2.jpg" src="images/s2.jpg" onmousemove="preview(this);"></li>
<li><img alt="佳能" bimg="images/b2.jpg" src="images/s2.jpg" onmousemove="preview(this);"></li>
<li><img alt="佳能" bimg="images/b1.jpg" src="images/s1.jpg" onmousemove="preview(this);"></li>
<li><img alt="佳能" bimg="images/b2.jpg" src="images/s2.jpg" onmousemove="preview(this);"></li>
</ul>
</div>
</div>
<!--缩图结束-->
</div>
<!--产品参数结束-->
<div style="clear:both;height:10px;"></div>
<div class="m" id="comment">
<ul class="tab clearfix">
<li onclick="tabs('#comment',0)" class="curr">图文介绍<strong></strong><span></span></li>
<li onclick="tabs('#comment',1)">评论<strong>(1)</strong><span></span></li>
</ul>
<div class="mc tabcon hide" style="display:block;"><div class="norecode"> 暂无好评！</div></div>
<div class="mc tabcon hide" style="display:none;">
<div class="item">
<div class="user">
<span class="u-name">网友：studiolovecat</span>
<span class="u-level">
<font style="color:#999999"> 银牌会员 </font>
</span>
<span class="date-ask">2011-03-20 13:36</span>
</div>
<dl class="ask">
<dt>
<b></b>
咨询内容：
</dt>
<dd> 请问这款机器用什么电池，续航能力最强的电池型号与价格是什么</dd>
</dl>
<dl class="answer">
<dt>
<b></b>
京东回复：
</dt>
<dd>
<div class="content"> 您好！专用锂电池BP－950G，7.4V，5200mAh。感谢您对京东的支持！祝您购物愉快！</div>
<div class="date-answer"> 2011-03-21 10:45</div>
</dd>
</dl>
<div id="6727709" class="useful">
您对我们的回复：
<a class="btn-pleased" href="javascript:void(0)" name="2">满意</a>
(
<span>0</span>
)
<a class="btn-unpleased" href="javascript:void(0)" name="4">不满意</a>
(
<span>0</span>
)
</div>
</div>
<div class="item odd">
<div class="user">
<span class="u-name">网友：yefa888</span>
<span class="u-level">
<font style="color:#999999"> 铜牌会员 </font>
</span>
<span class="date-ask">2011-01-16 01:36</span>
</div>
<dl class="ask">
<dt>
<b></b>
咨询内容：
</dt>
<dd> 请问这个MiniDV带是可以重复使用还是一次消费品?我是生手,想买一台可是不太了解.</dd>
</dl>
<dl class="answer">
<dt>
<b></b>
京东回复：
</dt>
<dd>
<div class="content"> 您好！可以重复使用,感谢您对京东的支持！祝您购物愉快！</div>
<div class="date-answer"> 2011-01-17 09:47</div>
</dd>
</dl>
<div id="6195867" class="useful">
您对我们的回复：
<a class="btn-pleased" href="javascript:void(0)" name="2">满意</a>
(
<span>0</span>
)
<a class="btn-unpleased" href="javascript:void(0)" name="4">不满意</a>
(
<span>0</span>
)
</div>
</div>
</div>
</div>
</div>
</body>
</html>
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