diff --git a/module/file/view/download.html.php b/module/file/view/download.html.php
index 6a7f742e8c..3b913a9917 100644
--- a/module/file/view/download.html.php
+++ b/module/file/view/download.html.php
@@ -6,47 +6,45 @@
 #txtFile{padding: 5px 10px;}
 #txtFile div{overflow-x: auto;}
 #titlebar span{float: right; padding-right: 25px;}
+.main-header .btn-toolbar{margin-left:8px;}
 </style>
-<div id='titlebar'>
-  <div class='heading'>
-    <strong><?php echo $lang->file->common;?></strong>
-    <small class='text-muted'><?php echo $lang->file->preview;?></small>
+<div id='mainContent' class='main-content'>
+  <div class='main-header clearfix'>
+    <h2 class='pull-left'><?php echo $lang->file->preview;?></h2>
     <?php if($fileType == 'txt'):?>
-    <span><?php echo html::select('charset', $config->file->charset, $charset, "onchange='setCharset(this.value)'");?></span>
+    <div class='btn-toolbar pull-left w-120px'><?php echo html::select('charset', $config->file->charset, $charset, "onchange='setCharset(this.value)' class='chosen'");?></div>
     <?php endif;?>
   </div>
-</div>
-<?php if($fileType == 'image'):?>
-<div id='imageFile'><?php echo html::image($this->createLink('file', 'read', "fileID=$file->id"));?></div>
-<?php else:?>
-<div id='txtFile'>
-  <div>
-  <?php
-  $fileContent = file_get_contents($file->realPath);
-  if($charset != $config->charset)
-  {
-      $fileContent = helper::convertEncoding($fileContent, $charset, $config->charset);
-  }
-  else
-  {
-      if(extension_loaded('mbstring'))
-      {
-          $encoding = mb_detect_encoding($fileContent, array('ASCII', 'UTF-8', 'GB2312', 'GBK', 'BIG5'));
-          if($encoding != 'UTF-8') $fileContent = helper::convertEncoding($fileContent, $encoding, $config->charset);
-      }
-      else
-      {
-          $encoding = 'UTF-8';
-          if($config->default->lang == 'zh-cn') $encoding = 'GBK';
-          if($config->default->lang == 'zh-tw') $encoding = 'BIG5';
-          $fileContent = helper::convertEncoding($fileContent, $encoding, $config->charset);
-      }
-  }
-  a($fileContent);
-  ?>
+  <?php if($fileType == 'image'):?>
+  <div id='imageFile'><?php echo html::image($this->createLink('file', 'read', "fileID=$file->id"));?></div>
+  <?php else:?>
+  <div id='txtFile'>
+    <?php
+    $fileContent = file_get_contents($file->realPath);
+    if($charset != $config->charset)
+    {
+        $fileContent = helper::convertEncoding($fileContent, $charset, $config->charset);
+    }
+    else
+    {
+        if(extension_loaded('mbstring'))
+        {
+            $encoding = mb_detect_encoding($fileContent, array('ASCII', 'UTF-8', 'GB2312', 'GBK', 'BIG5'));
+            if($encoding != 'UTF-8') $fileContent = helper::convertEncoding($fileContent, $encoding, $config->charset);
+        }
+        else
+        {
+            $encoding = 'UTF-8';
+            if($config->default->lang == 'zh-cn') $encoding = 'GBK';
+            if($config->default->lang == 'zh-tw') $encoding = 'BIG5';
+            $fileContent = helper::convertEncoding($fileContent, $encoding, $config->charset);
+        }
+    }
+    echo "<pre>" . htmlspecialchars($fileContent) . "</pre>";
+    ?>
   </div>
+  <?php endif;?>
 </div>
-<?php endif;?>
 <script>
 function setCharset(charset)
 {
diff --git a/module/file/view/edit.html.php b/module/file/view/edit.html.php
index 0fa663ce94..2c5cc71f37 100644
--- a/module/file/view/edit.html.php
+++ b/module/file/view/edit.html.php
@@ -28,24 +28,23 @@ function closeWindow()
     clearInterval(time);
 }
 </script>
-<div id='titlebar'>
-  <div class='heading'>
-    <span class='prefix'><?php echo html::icon($lang->icons['edit']);?></span>
-    <strong><?php echo $lang->file->inputFileName;?></strong>
+<div id='mainContent' class='main-content'>
+  <div class='main-header'>
+    <h2><?php echo $lang->file->inputFileName;?></h2>
   </div>
-</div>
 
-<form class='form-condensed' method='post' target='hiddenwin' onsubmit='setFileName();' style='padding: 30px 5%'>
-  <table class='w-p100'>
-    <tr>
-      <td>
-        <div class='input-group'>
-          <?php echo html::input('fileName', $file->title, "class='form-control' autocomplete='off'");?>
-          <strong class='input-group-addon'>.<?php echo $file->extension;?></strong>
-        </div>
-      </td>
-      <td><?php echo html::submitButton();?></td>
-    </tr>
-  </table>
-</form>
+  <form class='main-form' method='post' target='hiddenwin' onsubmit='setFileName();'>
+    <table class='table table-form'>
+      <tr>
+        <td>
+          <div class='input-group'>
+            <?php echo html::input('fileName', $file->title, "class='form-control' autocomplete='off'");?>
+            <strong class='input-group-addon'>.<?php echo $file->extension;?></strong>
+          </div>
+        </td>
+        <td class='w-80px'><?php echo html::submitButton();?></td>
+      </tr>
+    </table>
+  </form>
+</div>
 <?php include '../../common/view/footer.lite.html.php';?>
diff --git a/module/file/view/export.html.php b/module/file/view/export.html.php
index 7582f12939..c99a30da74 100644
--- a/module/file/view/export.html.php
+++ b/module/file/view/export.html.php
@@ -117,7 +117,7 @@ $(document).ready(function()
     <h2><?php echo $lang->export;?></h2>
   </div>
   <?php $isCustomExport = (!empty($customExport) and !empty($allExportFields));?>
-  <form method='post' target='hiddenwin' style='padding: 40px 1% 50px'>
+  <form class='main-form' method='post' target='hiddenwin' style='padding: 40px 1% 50px'>
     <table class='w-p100 table-fixed'>
       <tr>
         <td>
diff --git a/module/tree/control.php b/module/tree/control.php
index 659af48970..ecac1c30c9 100644
--- a/module/tree/control.php
+++ b/module/tree/control.php
@@ -184,7 +184,7 @@ class tree extends control
         $parentModules  = $this->tree->getParents($currentModuleID);
         $newModule      = (version_compare($project->openedVersion, '4.1', '>') and $products) ? true : false;
 
-        $title      = $project->name . $this->lang->colon . $this->lang->tree->manageProject;
+        $title      = $this->lang->tree->manageProject;
         $position[] = html::a($this->createLink('project', 'task', "projectID=$rootID"), $project->name);
         $position[] = $this->lang->tree->manageProject;
 
diff --git a/module/tree/view/browsetask.html.php b/module/tree/view/browsetask.html.php
index d056aa7513..75c2c9d2b0 100644
--- a/module/tree/view/browsetask.html.php
+++ b/module/tree/view/browsetask.html.php
@@ -19,7 +19,7 @@
     </a>
     <div class="divider"></div>
     <div class="page-title">
-      <span class='text'><?php echo $lang->tree->common . '：' . $root->name;?></span>
+      <span class='text'><?php echo $lang->tree->common . $lang->colon . $root->name;?></span>
     </div>
 </div>
 <div id="mainContent" class="main-row">
diff --git a/module/tree/view/edit.html.php b/module/tree/view/edit.html.php
index 38f55eb5fd..c405a18f5e 100644
--- a/module/tree/view/edit.html.php
+++ b/module/tree/view/edit.html.php
@@ -21,7 +21,7 @@ $jsRoot  = $webRoot . "js/";
     <h4 class="modal-title"><strong><?php echo $lang->tree->edit;?></strong></h4>
   </div>
   <div class='modal-body'>
-    <form action="<?php echo inlink('edit', 'module=' . $module->id .'&type=' .$type);?>" target='hiddenwin' class='form-condensed' method='post' class='mt-10px' id='dataform'>
+    <form action="<?php echo inlink('edit', 'module=' . $module->id .'&type=' .$type);?>" target='hiddenwin' method='post' class='mt-10px' id='dataform'>
       <table class='table table-form'> 
         <?php if($showProduct):?>
         <tr>
diff --git a/www/theme/default/style.css b/www/theme/default/style.css
index ffd0d983cf..ec79af3c2c 100644
--- a/www/theme/default/style.css
+++ b/www/theme/default/style.css
@@ -47,13 +47,6 @@ tr.text-center > td.text-left, tr.text-center > th.text-left {text-align: left;}
 tr.text-center > td.text-right, tr.text-center > th.text-right {text-align: right;}
 .text-top, tr.text-top td, tr.text-top th {vertical-align: top!important;}
 
-/* columns */
-.row-table {display: table; width: 100%}
-.col-main, .row-table-swap .col-side {padding-right: 10px; padding-left: 0;}
-.row-table-swap .col-main {padding-right: 0; padding-left: 10px;}
-.row-table-side-left .col-side {padding-right: 10px; padding-left: 0;}
-.row-table-side-left .col-main {padding-left: 10px; padding-right: 0;}
-
 /* === Components === */
 /* remove outline of links */
 a,a:focus,a:active {text-decoration: none; outline:none;}