后台系统首页

src/main/webapp/WEB-INF/pages/back/main/public-head.ftl

@@ -1,3 +1,4 @@
+<#assign sec=JspTaglibs["http://www.springframework.org/security/tags"]>
 <div id="top">	
     <div id="logoa">
 	<img class="logo1" src="${ctx}/assets/images/datacross.png">