diff --git a/index.html b/index.html
index de455af..71a10ad 100644
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+++ b/index.html
@@ -88,8 +88,9 @@
 					<div class="layui-form-label">更新及文档</div>
 					<div class="layui-form-block">
 						<a class="layui-btn layui-btn-primary" target="_blank" href="https://fly.layui.com/jie/46036/">社区原帖</a>
-						<a class="layui-btn layui-btn-primary" target="_blank" href="https://github.com/wangerzi/layui-excel">最新源码文档·github</a>
-						<a class="layui-btn layui-btn-primary" target="_blank" href="https://gitee.com/wangerzi/layui-excel">备选源码文档·码云</a>
+						<a class="layui-btn layui-btn-primary" target="_blank" href="http://excel.wj2015.com/_book/">在线文档</a>
+						<a class="layui-btn layui-btn-primary" target="_blank" href="https://github.com/wangerzi/layui-excel">最新源码·github</a>
+						<a class="layui-btn layui-btn-primary" target="_blank" href="https://gitee.com/wangerzi/layui-excel">备选源码·码云</a>
 						<a class="layui-btn layui-btn-primary" target="_blank" href="http://mail.qq.com/cgi-bin/qm_share?t=qm_mailme&email=zfT5_fv19fn1-428vOOuoqA">邮件反馈</a>
 						<button type="button" class="layui-btn layui-btn-primary" onclick="groupAdd()">加群交流</button>
 					</div>