{extend name="beike/base" /}
{block name="staticcontent"}
    <meta http-equiv="mobile-agent"
          content="format=xhtml; url=http://bk.cooco.net.cn/mdown-kejian-425820.html">
    <meta http-equiv="mobile-agent"
          content="format=html5; url=http://bk.cooco.net.cn/mdown-kejian-425820.html">

    <style>
        .layui-btn.downBtn {
            display: block;
            width: 100px;
            height: 32px;
            line-height: 32px;
            background-color: #F2594C;
            border-radius: 3px;
            font-size: 14px;
            color: #ffffff;
            text-align: center;
        }
        .tc_wrape {
            position: fixed;
            width: 100%;
            height: 100%;
            top: 0;
            left: 0;
            background: rgb(0,0,0,0.25);
        }
        .tc {
            width: 350px;
            height: 200px;
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            margin: auto;
            border: 2.5px solid #F2594C;
            border-radius: 3px;
            box-shadow: 2px 2px 2px 2px rgb(242 89 76 / 15%);
            background: #fff;
        }
        .tc p {
            float: right;
            display: block;
            font-size: 14px;
            cursor: pointer;
            text-align: right;
            background: rgb(0,0,0,0.25);
            color: #fff;
            padding: 1px 3px;
        }
        .tc_tit {
            width: 100%;
            height: auto;
            font-size: 14px;
            text-align: center;
            color: #000;
            clear: both;
        }
        .span_inp {
            width: 250px;
            height: 50px;
            border: 1px solid #000;
            margin: 10px auto;
        }
        .span_inp span {
            float: left;
            display: inline-block;
            width: 50%;
            height: 100%;
            background: #F2594C;
            color: #fff;
            text-align: center;
            line-height: 50px;
        }
        .span_inp input {
            float: left;
            display: inline-block;
            border: 0;
            width: 50%;
            height: 99%;
            outline: none;
            text-align: center;
        }
        .tc button {
            display: block;
            width: 150px;
            height: 50px;
            border: 0;
            color: #fff;
            margin: 0 auto;
            background: #4cadf2;
            cursor: pointer;
        }
        .tc_wrape {
            display: none;
        }
        .captcha_code {
            font-size: 25px;
        }
    </style>
{/block}

{block name="tipcontent"}{/block}

{block name="content"}
    <div id="position">您现在的位置：&nbsp;
        <a href="http://bk.cooco.net.cn" class="LinkPath">第一备课网</a>&nbsp;&gt;&gt;&nbsp;
        <a href="http://bk.cooco.net.cn/kejian/" class="LinkPath">课件下载</a>&nbsp;&gt;&gt;&nbsp;
        <a href="http://bk.cooco.net.cn/list-kejian-kexue/" class="LinkPath">
            科学课件下载</a>&nbsp;&gt;&gt;&nbsp;
        <a href="http://bk.cooco.net.cn/tag-qinianjikexuekejian/" class="LinkPath">七年级科学课件下载</a>&nbsp;&gt;&gt;&nbsp;
        3.3《阳光的组成》 华师大版七年级下下载
    </div>

    <div id="mbList">
        <div class="titleShare">
            <span class="share"></span>
            <strong>3.3《阳光的组成》 华师大版七年级下下载页</strong>
        </div>
        <div class="guge"></div>
        <h1 style="background:none;">3.3《阳光的组成》 华师大版七年级下下载页</h1>
        <div class="Attribute">分类：
            <span><a href="http://bk.cooco.net.cn/tag-qinianjikexuekejian/" class="LinkPath">七年级科学课件</a></span>
        </div>

        <div class="clear"></div>
    </div>

    <div class="main">
        <div class="fontsLeft" style="width:100%">
            <div class="mbPic" style="border: gray 1px solid; position:relative;">
                <h1>3.3《阳光的组成》 华师大版七年级下文件:</h1>
            </div>
            <div>
                <table class="layui-table" lay-skin="line">
                    <colgroup>
                        <col width="500">
                        <col width="50">
                        <col>
                    </colgroup>
                    <tbody>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学七年级下册：2.2《空气的成分》教案、课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="317701">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学七年级下册：7.2《种子的萌发和幼苗的形成》教案、课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="371375">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学七年级下册：1.1《地球上的水》教案、课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="328803">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(北师大版)七年级数学上册：3.3《整式》ppt课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="141981">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：3.3《阿基米德原理》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="305012">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(北师大版)七年级数学上册：3.3《整式》ppt课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="217071">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(北师大版)七年级数学上册：3.3《整式》ppt课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="171732">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(北师大版)七年级数学上册：3.3《整式》ppt课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="235114">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学七年级下册：6.2《人的生殖和发育》教案、课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="372495">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华东师大版七年级上5.1_数据的收集说课页</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="179816">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华东师大版七年级上5.1_数据的收集说课页</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="236043">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学七年级下册：6.1《动物的生殖和发育》教案、课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="372544">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学七年级下册：5.1《种群和群落》教案、课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="369622">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">北师大版语文第十一册《阳光皮肤》PPT课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="79308">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">神经系统的组成课件(七年级生物)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="362478">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">神经系统的组成课件(七年级生物)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="362476">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2015年秋华师大版七年级数学上4.6角课件(共27张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="217642">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">北师大版五年级语文上《生死攸关的烛光》课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="76435">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2015年秋华师大版七年级数学上2.2数轴课件(共18张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="168940">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版七年级数学上第2章《有理数》导学案(18份)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="216615">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2015年秋华师大版七年级数学上2.2数轴课件(共18张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="199421">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(北师大版)2016年秋六年级上：3.3《天安门广场》ppt课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="101035">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版七年级数学上第2章《有理数》导学案(18份)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="216383">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版七年级数学上第2章《有理数》导学案(18份)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="233602">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版七年级数学上第2章《有理数》导学案(18份)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="141443">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版七年级数学上第2章《有理数》导学案(18份)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="199339">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2015年秋华师大版七年级数学上2.2数轴课件(共18张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="233757">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">九年级历史《梦想成真的时代》课件(北师大版)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="349562">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2016年北师大版五年级上《组合图形的面积》课件ppt</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="232482">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2015年华师大七年级上4.1生活中的立体图形课件(共19张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="168622">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2016秋北师大版历史七年级上第3课《传说时代的文明曙光》ppt课件1[]</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="346151">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2016秋北师大版历史七年级上第3课《传说时代的文明曙光》ppt课件6[]</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="346152">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2015年秋华师大版七年级数学上2.3相反数课件(共22张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="233829">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2015年秋华师大版七年级数学上4.4平面图形课件(共24张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="235502">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2016秋华师大版历史七年级上册第17课《三国鼎立》ppt课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="333974">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2016秋华师大版历史七年级上册第17课《三国鼎立》ppt课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="352722">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2015年华师大七年级上4.1生活中的立体图形课件(共19张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="235380">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：6.3《物质的分类》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="313611">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：2.3《大气压强》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="277663">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：2.3《大气压强》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="304506">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：5.2《人体的呼吸》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="361778">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版八年级数学上第11章《数的开方》导学案(5份)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="237889">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">湘教版-阳光_1PPT</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="34715">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">湘教版-阳光_2PPT</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="34716">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：2.3《大气压强》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="294292">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：1.2《力》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="293604">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：1.2《力》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="303298">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">北师大版九年级上4.3 灯光与影子(第2课时)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="181261">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：1.2《力》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="276319">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">正多边形和圆(华师大版)课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="224989">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">正多边形和圆(华师大版)课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="151285">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：2.1《压强》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="277411">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：3.2《浮力》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="277908">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：6.2《元素》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="310716">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：2.1《压强》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="294138">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：3.1《密度》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="303030">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：3.2《浮力》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="304751">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：3.2《浮力》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="304901">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：3.1《密度》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="275665">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：2.2《液体内部的压强》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="294216">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">四年级语文上册课件《中华民族的最强音》(北师大版)课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="73878">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：2.1《压强》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="304254">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">浙江省富阳市大源中学八年级下册班会课件：我知我师，我爱我师</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="380453">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">七年级数学上册_角的比较课件_北师大版</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="217641">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：5.1《食物的消化和吸收》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="361674">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师版九年级数学相似图形的性质</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="242413">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(苏教版)2018学年语文二年级下：第22课《真想变成大大的荷叶》mp4课文朗读</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="97961">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">北师大版五年级语文下册《为了他的尊严》课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="73866">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：5.3《人体内的物质运输》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="361946">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">二年级数学下册《角》(北师大版)课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="235669">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">北师大版一年级语文下册《想飞的乌龟》PPT课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="66700">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(北师大版)语文七年级下册：第6单元《精卫填海》flash素材)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="68216">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">二年级数学下册《角》(北师大版)课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="201136">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">画立体图形&mdash;由视图到立体图形课件ppt华师大七年级上</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="235430">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">二年级数学下册《角》(北师大版)课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="193650">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：2.4《流体的压强与流速的关系》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="277775">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(北师大版)语文七年级下册：第6单元《精卫填海》flash素材)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="84435">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">二年级数学下册《角》(北师大版)课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="142643">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：2.4《流体的压强与流速的关系》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="304618">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：1.4《运动和力》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="303749">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：1.4《运动和力》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="275938">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：1.4《运动和力》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="293514">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(北师大版)语文七年级下册：第6课《过零丁洋》mp3音频朗诵)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="83631">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(华师大版)科学八年级上：1.1《机械运动》教案课件包</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="300553">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2015年华师大版九年级上23.6图形与坐标课件(共26张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="242631">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(北师大版)语文七年级下册：第6课《过零丁洋》mp3音频朗诵)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="26564">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版八年级数学上14.1勾股定理课件(共24张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="204023">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版八年级数学上第13章《三角形》导学案(11份)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="143907">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版八年级数学上14.1勾股定理课件(共24张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="148743">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版八年级数学上14.1勾股定理课件(共24张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="148893">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版八年级数学上14.1勾股定理课件(共24张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="174553">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">北师大版七年级数学6.1《100万有多大》课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="171152">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版八年级数学上14.1勾股定理课件(共24张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="238869">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版八年级数学上14.1勾股定理课件(共24张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="222879">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版八年级数学上第13章《三角形》导学案(11份)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="194866">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版八年级数学上第13章《三角形》导学案(11份)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="237345">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版八年级数学上第13章《三角形》导学案(11份)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="220212">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版八年级数学上第13章《三角形》导学案(11份)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="157417">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版八年级数学上14.1勾股定理课件(共24张PPT)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="222729">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">华师大版八年级数学上第13章《三角形》导学案(11份)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="231001">立即下载</button>
                            </td>
                        </tr>
                                        </tbody>
                </table>
            </div>
            <div>
                <ul>
                                            <li>
                            <p>
                                <strong>科学：3.3《阳光的组成》课件（华师大版七年级下）.ppt</strong>
                                <span><a target="_blank" title="点击进入下载3.3《阳光的组成》 华师大版七年级下" href="http://bk.cooco.net.cn/d-kejian-425820.html">进入下载</a></span>
                            </p>
                        </li>
                                            <li>
                            <p>
                                <strong>科学：3.3《阳光的组成》课件（华师大版七年级下）.ppt</strong>
                                <span><a target="_blank" title="点击进入下载3.3《阳光的组成》 华师大版七年级下" href="http://bk.cooco.net.cn/d-kejian-425820.html">进入下载</a></span>
                            </p>
                        </li>
                                    </ul>
            </div>


        </div>
    </div>

    <script>
        $(function () {
            $(".down_stat").click(function () {
                $.ajax({
                    url: "http://pro.cooco.net.cn/bk_down_stat/",
                    type: 'get',
                    data: {},
                    crossDomain: true,
                    xhrFields: {
                        withCredentials: true
                    },
                    success: function (res) {
                        if (res.code === 0) {
                            console.log('bk_stat');
                        }
                    }
                });
            });

            // 点击关闭
            $('body').on('click', '.tc_wrape .tc p', function () {
                $(this).parent().parent().hide();
            });

            // 获取当前唯一标识
            var iden = cans();
            var randNum = Math.random();

            $('.downBtn,.doc_title').click(function () {
                // 当前数据key
                var doc = $(this).attr('data-key');
                $('.verify_btn').attr('data-key', doc);

                $('.captcha_img').attr('src', 'http://bk.cooco.net.cn/captchaimg/?iden=' + iden + '&doc=' + doc + '&rand_num=' + randNum);
                $('.tc_wrape').show();
            });

            $('.captcha_img').click(function () {
                var doc = $('.verify_btn').attr('data-key');
                $('.captcha_img').attr('src', 'http://bk.cooco.net.cn/captchaimg/?iden=' + iden + '&doc=' + doc + '&rand_num=' + randNum);
            });

            $('.verify_btn').click(function () {
                var captcha_code = $('.captcha_code').val();
                var doc = $(this).attr('data-key');
                var iden = cans();

                if (captcha_code == '' || captcha_code.length != 4) {
                    alert('验证码错误，请重新输入');
                    return false;
                }

                if (doc == '') {
                    alert('操作错误，请刷新页面重试');
                    return false;
                }

                if (iden == '') {
                    alert('抱歉，系统错误，请联系客服！');
                    return false;
                }

                $.get('http://bk.cooco.net.cn/verify/?' + Math.random(), {'iden': iden, 'doc': doc, 'captcha_code': captcha_code}, function (data) {
                    if (data.code == 0) {
                        $('.captcha_code').val('');
                        $('.tc_wrape .tc p').click();
                        window.open(data.data);
                    } else {
                        alert('验证码错误');
                        $('.captcha_img').click();
                        $('.captcha_code').val('');
                        return false;
                    }
                }, 'json');
            });

            function cans() {
                var canvas = document.createElement('canvas');
                var ctx = canvas.getContext('2d');
                var txt = 'http://security.tencent.com/';
                ctx.textBaseline = "top";
                ctx.font = "14px 'Arial'";
                ctx.textBaseline = "tencent";
                ctx.fillStyle = "#f60";
                ctx.fillRect(125, 1, 62, 20);
                ctx.fillStyle = "#069";
                ctx.fillText(txt, 2, 15);
                ctx.fillStyle = "rgba(102, 204, 0, 0.7)";
                ctx.fillText(txt, 4, 17);

                var b64 = canvas.toDataURL().replace("data:image/png;base64,", "");
                var bin = atob(b64);
                var crc = bin2hex(bin.slice(-16, -12));
                return crc;
            }

            function bin2hex(str) {
                var result = "";
                for (var i = 0; i < str.length; i++) {
                    result += int16_to_hex(str.charCodeAt(i));
                }
                return result;
            }

            function int16_to_hex(i) {
                var result = i.toString(16);
                var j = 0;
                while (j + result.length < 4) {
                    result = "0" + result;
                    j++;
                }
                return result;
            }
        });
    </script>
{/block}