{extend name="beike/base" /}
{block name="staticcontent"}
    <meta http-equiv="mobile-agent"
          content="format=xhtml; url=http://bk.cooco.net.cn/mdown-kejian-321399.html">
    <meta http-equiv="mobile-agent"
          content="format=html5; url=http://bk.cooco.net.cn/mdown-kejian-321399.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;
        科学力的存在4下载
    </div>

    <div id="mbList">
        <div class="titleShare">
            <span class="share"></span>
            <strong>科学力的存在4下载页</strong>
        </div>
        <div class="guge"></div>
        <h1 style="background:none;">科学力的存在4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>科学力的存在4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);">全称量词与存在量词的意义</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="137518">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">全称量词与存在量词的意义</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="139218">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">全称量词与存在量词课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="137517">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">全称量词与存在量词课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="139217">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">科学和思想的力量</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="338991">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">动物在自然界中的作用4</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="363103">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">第22课思想和科学的力量</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="338990">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">科学和思想的力量－教学课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="338988">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2013年中图版第第4章_第4节_水资源对人类生存和发展的意义</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="323302">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">第22课科学和思想的力量－课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="338987">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">4. 1  营造地表形态的力量</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="329232">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">4-7 力学单位课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="299175">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">第22课科学和思想的力量－课件（上课用）</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="338989">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">第22课科学和思想的力量（原创课件下载）</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="338985">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">储蓄存款和商业银行</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="384235">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">近代以来世界的科学发展历程课件4(高二)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="344594">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">浮力课件4(八年级物理)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="304899">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">重力课件4(八年级物理)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="276794">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">浮力课件4(八年级物理)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="304749">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">重力课件4(八年级物理)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="303611">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">浮力课件4(八年级物理)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="304911">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">浮力课件4(八年级物理)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="277906">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">浮力课件4(八年级物理)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="277918">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">浮力课件4(八年级物理)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="304761">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">重力课件4(八年级物理)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="293804">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">阿西莫夫科普短文两篇--1、恐龙无处不在</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="20944">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">第4节 科学探究 串联和并联电路的电流－教学课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="273278">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">储蓄存款和商业银行</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="384232">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">苏科版物理第十章力与运动</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="298814">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">14储蓄存款和商业银行</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="384234">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">7.2.3《社会行为》动物的社群行为对生存和生殖的意义</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="363005">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);">(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);">《在山的那边》ppt课件25</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="10306">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">《在山的那边》ppt课件14</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="10308">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">《在山的那边》ppt课件25</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="11450">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">《在山的那边》ppt课件15</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="10309">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">在马克思墓前的讲话</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="124589">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);">力的合成</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="280723">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">在马克思墓前的讲话－教学课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="3340">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);">《在山的那边》ppt课件13</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="10307">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">《在山的那边》ppt课件14</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="11452">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">《在山的那边》ppt课件15</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="11453">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">在马克思墓前的讲话－教学课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="124586">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">在马克思墓前的讲话</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="3343">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);">《在山的那边》ppt课件13</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="11451">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">力的合成</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="280719">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">《在山的那边》ppt课件(35页)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="10321">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">富集在海水中的元素&mdash;&mdash;氯</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="314565">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);">《在山的那边》ppt课件(35页)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="11465">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">动物在自然界中的作用2</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="363104">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);">微生物在生物圈中的作用</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="372377">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">微生物在生物圈中的作用</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="372362">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">物理:力的合成-教学课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="280717">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">浮力的利用新课教学课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="278005">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">在马克思墓前的讲话－ppt课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="124587">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">在马克思墓前的讲话 恩格斯</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="3339">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">高一化学《富集在海水中的元素&mdash;氯》课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="314566">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">第三章：动物在生物圈中的作用</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="372308">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">第三章 动物在生物圈中的作用</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="363071">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">在马克思墓前的讲话－ppt课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="3341">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">《装在套子里的人》ppt课件(39页)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="6968">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">在马克思墓前的讲话 恩格斯</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="124585">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">第三章：动物在生物圈中的作用</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="363070">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">压强和浮力的复习-金旭学校</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="277265">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">最新 储蓄存款与商业银行 - 修版</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="384233">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">力的合成和分解</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="280718">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(陕旅版)英语三年级下册：Unit_2_My_Family第4课时教学课件(含听力mp3)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="259955">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(陕旅版)五下英语：Unit_6_My_Holiday第4课时教学课件-(五年级)(含听力mp3)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="253921">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">动物在自然界中的作用课件(1)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="363105">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">化学计量在实验中的应用课件6_高一化学课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="313457">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">《在马克思墓前的讲话》ppt课件(23页)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="3305">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">&sect;9.3 力与运动的关系</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="298812">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">七年级上-在山的那边[原创]-课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="10320">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">七年级上-在山的那边[原创]-课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="11464">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">高三物理知识整合复习课件4(第三节_电容器与电容_带电粒子在电场中的运动)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="285735">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">在马克思墓前的讲话－公开课课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="124588">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">在沙漠中心</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="18259">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(陕旅版)英语三年级下册：Unit_2_My_Family第4课时教学课件(含听力mp3)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="251998">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">(陕旅版)英语三年级下册：Unit_2_My_Family第4课时教学课件(含听力mp3)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="269245">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">从现在开始</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="40280">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">第三章 动物在生物圈中的作用</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="372309">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">细菌和真菌在自然界中的作用</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="363498">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">五、力的分解课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="280807">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">我们知道风在－教学课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="68711">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">2018届高考文科数学知识点梳理复习课件4(等比数列)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="187687">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">3.5力的分解-教学课件(人教版)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="280801">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">身边的生物科学课件(高二)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="377456">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">《在马克思墓前的讲话》ppt课件(23页)</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="124551">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">在马克思墓前的讲话－公开课课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="3342">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">必修五-装在套子里的人[原创]-课件</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="6969">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">1.3.1《导数在研究 函数中的应用-单调性》</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="138085">立即下载</button>
                            </td>
                        </tr>
                                            <tr>
                            <td><a class='down_stat doc_title' href="javascript:void(0);">专题二共点力的平衡</a></td>
                            <td>
                                <button type="button" class="layui-btn downBtn" data-key="298732">立即下载</button>
                            </td>
                        </tr>
                                        </tbody>
                </table>
            </div>
            <div>
                <ul>
                                            <li>
                            <p>
                                <strong>七年级科学力的存在4.ppt</strong>
                                <span><a target="_blank" title="点击进入下载科学力的存在4" href="http://bk.cooco.net.cn/d-kejian-321399.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}