update doc

en/save-log.html

@@ -90,8 +90,8 @@
             
             
               <ul class="current">
-<li class="toctree-l1"><a class="reference internal" href="install-detail.html">Installation</a></li>
 <li class="toctree-l1"><a class="reference external" href="https://alibaba.github.io/arthas/arthas-tutorials?language=en">Online tutorials(Recommend)</a></li>
+<li class="toctree-l1"><a class="reference internal" href="install-detail.html">Installation</a></li>
 <li class="toctree-l1"><a class="reference internal" href="quick-start.html">Quick start</a></li>
 <li class="toctree-l1 current"><a class="reference internal" href="advanced-use.html">Advanced usage</a><ul class="current">
 <li class="toctree-l2"><a class="reference internal" href="advanced-use.html#basic">Basic</a></li>
@@ -289,7 +289,7 @@ cache location  : /Users/zhuyong/logs/arthas-cache/28198/2
   </script>
 <div class="github-fork-ribbon-wrapper right">
   <div class="github-fork-ribbon">
-    <a href="https://github.com/alibaba/arthas">Fork me at GitHub</a>
+    <a href="https://github.com/alibaba/arthas" target="_blank">Fork me at GitHub</a>
   </div>
 </div>