diff --git a/module/block/view/qastatisticblock.html.php b/module/block/view/qastatisticblock.html.php
index 1dcd0e9b51..855b0cac26 100644
--- a/module/block/view/qastatisticblock.html.php
+++ b/module/block/view/qastatisticblock.html.php
@@ -92,7 +92,7 @@ $(function()
         <?php foreach($products as $product):?>
         <li <?php if($product == reset($products)) echo "class='active'";?> productID='<?php echo $product->id;?>'>
           <a href="javascript:;" data-target="#tabQaProduct<?php echo $product->id;?>" data-toggle="tab" title='<?php echo $product->name;?>'><?php echo $product->name;?></a>
-        <?php echo html::a(helper::createLink('bug', 'browse', "productID=$product->id"), "<i class='icon-arrow-right text-primary'></i>", '', "class='btn-view' title={$lang->product->browse}");?></li>
+        <?php echo html::a(helper::createLink('bug', 'browse', "productID=$product->id"), "<i class='icon-arrow-right text-primary'></i>", '', "class='btn-view' title={$lang->bug->browse}");?></li>
         <?php $index++;?>
         <?php endforeach;?>
         <li class='switch-icon next'><a><i class='icon icon-arrow-right'></i></a></li>
diff --git a/module/file/view/buildform.html.php b/module/file/view/buildform.html.php
index ee6c113b73..f51510d260 100644
--- a/module/file/view/buildform.html.php
+++ b/module/file/view/buildform.html.php
@@ -39,7 +39,7 @@ function checkExtension(obj)
     if(index >= 0)
     {
         extension = fileName.substr(index + 1);
-        if(dangerExtensions.lastIndexOf(',' + extension + ','))
+        if(dangerExtensions.lastIndexOf(',' + extension + ',') >= 0)
         {
             alert(<?php echo json_encode($this->lang->file->dangerFile);?>);
             $(obj).val('');
diff --git a/module/testtask/model.php b/module/testtask/model.php
index cff010de4c..6d39a18b5e 100644
--- a/module/testtask/model.php
+++ b/module/testtask/model.php
@@ -852,7 +852,7 @@ class testtaskModel extends model
     public function update($taskID)
     {
         $oldTask = $this->dao->select("*")->from(TABLE_TESTTASK)->where('id')->eq((int)$taskID)->fetch();
-        $task = fixer::input('post')->stripTags($this->config->testtask->editor->edit['id'], $this->config->allowedTags)->join('mailto', ',')->remove('uid,comment')->get();
+        $task = fixer::input('post')->stripTags($this->config->testtask->editor->edit['id'], $this->config->allowedTags)->join('mailto', ',')->remove('uid,comment,contactListMenu')->get();
         $task = $this->loadModel('file')->processImgURL($task, $this->config->testtask->editor->edit['id'], $this->post->uid);
         $this->dao->update(TABLE_TESTTASK)->data($task)
             ->autoCheck()
diff --git a/module/todo/model.php b/module/todo/model.php
index 1b94df2d70..309997419a 100644
--- a/module/todo/model.php
+++ b/module/todo/model.php
@@ -38,7 +38,7 @@ class todoModel extends model
             ->remove('bug, task, story, uid, feedback')
             ->get();
 
-        if($todo->end <= $todo->begin)
+        if($todo->end < $todo->begin)
         {
             dao::$errors[] = sprintf($this->lang->error->gt, $this->lang->todo->end, $this->lang->todo->begin);
             return false;