图片懒加载灰色背景图

 <div class="{{# no-border}}content-item-without-border{{/ no-border}}{{^ no-border}}content-item{{/ no-border}} {{# isMid}} content-item-mid{{/ isMid}}">
     <span class="content-item-detail-a-img">
         <a href="{{link}}" target="_blank" class="link" title="{{title}}" onclick="YOHODCLICK('channel','web','content')">
-            <img class="lazy pic"  src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==" data-original="{{img}}" alt="{{title}}" style="display: inline;">
+            <img class="lazy pic"  src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB/AAffA0nNPuCLAAAAAElFTkSuQmCC" data-original="{{img}}" alt="{{title}}" style="display: inline;">
             <span class="arrow-bottom girl-channel-arrow{{# channelType}}-{{.}}{{/ channelType}}"></span>
         </a>
         <a href="{{link}}" style="{{^ isVideo}}display:none;{{/ isVideo}}" target="_blank" class="video-icon" title="{{alt}}" onclick="YOHODCLICK('channel','web','content')"></a>

 <div class="home-item-public {{# borderClass}}home-item-border{{/ borderClass}} {{# channelType}}content-{{.}}{{/ channelType}}">
 
     <a href="{{link}}" target="_blank" class="img-link" title="{{title}}">
-        <img class="img lazy" data-original="{{img}}" alt="{{title}}" src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw=="/>
+        <img class="img lazy" data-original="{{img}}" alt="{{title}}" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB/AAffA0nNPuCLAAAAAElFTkSuQmCC"/>
 
         <span class="arrow-bottom girl-channel-arrow" style="right:1px;bottom:1px;"></span>
         {{# isVideo}}<span class="video-icon-Fragment"></span>{{/ isVideo}}

@@ -145,7 +145,6 @@
     </div>
     <div class="minEnterprise" id="minEnterprise" style="display:none;">
 
-    
         <div class="menubar-header menubar-header-{{channel}}">
             <div class="menubar">
                 <div class="menu-item menu-item-fashion menu-fashion">