diff --git a/module/common/lang/en.php b/module/common/lang/en.php
index 374209ca75..7c63104b21 100644
--- a/module/common/lang/en.php
+++ b/module/common/lang/en.php
@@ -70,6 +70,9 @@ $lang->duplicate    = '%s has the same title';
 $lang->unfold       = '+';
 $lang->fold         = '-';
 
+$lang->preShortcutKey  = '[Shortcut key:←]';
+$lang->nextShortcutKey = '[Shortcut key:→]';
+
 $lang->selectAll     = 'All';
 $lang->selectReverse = 'Inverse';
 $lang->notFound      = 'Sorry, the object not found.';
diff --git a/module/common/lang/zh-cn.php b/module/common/lang/zh-cn.php
index 52958d65f0..32c56a49a5 100644
--- a/module/common/lang/zh-cn.php
+++ b/module/common/lang/zh-cn.php
@@ -70,6 +70,9 @@ $lang->duplicate    = '已有相同标题的%s';
 $lang->unfold       = '+';
 $lang->fold         = '-';
 
+$lang->preShortcutKey  = '[快捷键:←]';
+$lang->nextShortcutKey = '[快捷键:→]';
+
 $lang->selectAll     = '全选';
 $lang->selectReverse = '反选';
 $lang->notFound      = '抱歉，您访问的对象并不存在！';
diff --git a/module/common/model.php b/module/common/model.php
index 2303f22818..6833e055d1 100644
--- a/module/common/model.php
+++ b/module/common/model.php
@@ -845,7 +845,7 @@ class commonModel extends model
         {
             $id = (isset($_SESSION['testcaseOnlyCondition']) and !$_SESSION['testcaseOnlyCondition'] and $app->getModuleName() == 'testcase' and isset($preAndNext->pre->case)) ? 'case' : 'id';
             $title = isset($preAndNext->pre->title) ? $preAndNext->pre->title : $preAndNext->pre->name;
-            $title = '#' . $preAndNext->pre->$id . ' ' . $title;
+            $title = $lang->preShortcutKey . '#' . $preAndNext->pre->$id . ' ' . $title;
             $link  = $linkTemplate ? sprintf($linkTemplate, $preAndNext->pre->$id) : inLink('view', "ID={$preAndNext->pre->$id}");
             echo html::a($link, '<i class="icon-pre icon-chevron-left"></i>', '', "id='pre' class='btn' title='{$title}'");
         }
@@ -853,7 +853,7 @@ class commonModel extends model
         {
             $id = (isset($_SESSION['testcaseOnlyCondition']) and !$_SESSION['testcaseOnlyCondition'] and $app->getModuleName() == 'testcase' and isset($preAndNext->next->case)) ? 'case' : 'id';
             $title = isset($preAndNext->next->title) ? $preAndNext->next->title : $preAndNext->next->name;
-            $title = '#' . $preAndNext->next->$id . ' ' . $title;
+            $title = $lang->nextShortcutKey . '#' . $preAndNext->next->$id . ' ' . $title;
             $link  = $linkTemplate ? sprintf($linkTemplate, $preAndNext->next->$id) : inLink('view', "ID={$preAndNext->next->$id}");
             echo html::a($link, '<i class="icon-pre icon-chevron-right"></i>', '', "id='next' class='btn' title='$title'");
         }
diff --git a/module/common/view/action.html.php b/module/common/view/action.html.php
index 69c81de5ac..2ee391df03 100755
--- a/module/common/view/action.html.php
+++ b/module/common/view/action.html.php
@@ -2,6 +2,7 @@
 #actionbox a{font-weight:normal}
 .col-side fieldset#actionbox{padding-right:5px;}
 .col-side #actionbox #historyItem li span.item{white-space:nowrap}
+.changes blockquote{font-family: monospace, serif;}
 </style>
 <script language='Javascript'>
 var fold   = '<?php echo $lang->fold;?>';
@@ -29,15 +30,15 @@ function switchChange(historyID)
 function toggleStripTags(obj)
 {
     var btn = $(obj);
-    var diffTag = btn.find('.diff-all');
+    var diffTag = btn.find('.icon-file-code');
     if(diffTag.length)
     {
-        diffTag.removeClass('diff-all').addClass('diff-short');
+        diffTag.removeClass('icon-file-code').addClass('diff-short');
         btn.attr('title', '<?php echo $lang->action->textDiff?>');
     }
     else
     {
-        btn.find('.diff-short').removeClass('diff-short').addClass('diff-all');
+        btn.find('.diff-short').removeClass('diff-short').addClass('icon-file-code');
         btn.attr('title', '<?php echo $lang->action->original?>');
     }
     var boxObj  = $(obj).next();
@@ -89,7 +90,7 @@ function toggleComment(actionID)
 
 $(function()
 {
-    var diffButton = "<a href='javascript:;' onclick='toggleStripTags(this)' class='changeDiff btn-icon' style='display:none;' title='<?php echo $lang->action->original?>'><i class='icon- diff-all'></i></a>";
+    var diffButton = "<a href='javascript:;' onclick='toggleStripTags(this)' class='changeDiff btn-icon' style='display:none;' title='<?php echo $lang->action->original?>'><i class='icon- icon-file-code'></i></a>";
     var newBoxID = ''
     var oldBoxID = ''
     $('blockquote').each(function()