新增全站左下角微信按钮链接至contact us

application/views/mobile_first/ch-pc.php

@@ -177,6 +177,7 @@
         </div>
         <!--@TIPS-RIGHT-TOP@-->
         <!--@TIPS-RIGHT@-->
+        <div class="wechat_button"><a href="/contactus/" id="wechat_button"><img src="https://data.chinahighlights.com/image/forms/china-highlights-wechat-button-all.png" class="img-responsive" alt="China Highlights' wechat"></a></div>
     </div>
 </div>
 <!--PC底部-->

application/views/mobile_first/ch.php

@@ -208,6 +208,7 @@
 
     <!--@ARTICLENEXT@-->
 </article>
+<div class="wechat_button"><a href="/contactus/" id="wechat_button"><img src="https://data.chinahighlights.com/image/forms/china-highlights-wechat-button-all.png" class="img-responsive" alt="China Highlights' wechat"></a></div>
 </div>
 
 <footer>