diff --git a/public/components/frame/nav/nav.html b/public/components/frame/nav/nav.html
index aca96ec2a..891022204 100755
--- a/public/components/frame/nav/nav.html
+++ b/public/components/frame/nav/nav.html
@@ -3,7 +3,7 @@
         <div class="navbar-header">
             <span class="navbar-minimalize minimalize-styl-2  " @click="_doMenu()"><i class="fa fa-list-ul"></i> </span>
             <ul class="nav navbar-top-links ">
-                <li class="nav-item dropdown " v-on:mouseover="_showModelDiv(item)" :class="{'tab-active' :item.active == '1' }" v-for="(item,index) in nav.catalogs">
+                <li class="nav-item dropdown " :class="{'tab-active' :item.active == '1' }" v-for="(item,index) in nav.catalogs">
                     <span class="dropdown-toggle count-info vc-tab-text" data-toggle="dropdown" @click="_changeMenuCatalog(item)">
                         <i :class="item.icon"></i>{{item.name}}
                     </span>
diff --git a/public/components/frame/nav/nav.js b/public/components/frame/nav/nav.js
index e63885f64..70580db8c 100755
--- a/public/components/frame/nav/nav.js
+++ b/public/components/frame/nav/nav.js
@@ -231,6 +231,10 @@
                 this.$forceUpdate();
             },
             _changeMenuCatalog: function(_catalog) {
+                //_showModelDiv(item)
+                if (vm._showModelDiv(_catalog)) {
+                    return;
+                }
                 if (_catalog.url != '#') {
                     vm._settingActiveCatalog(_catalog);
                     vc.jumpToPage(_catalog.url);
@@ -242,7 +246,10 @@
                 if (_catalog.url.startsWith('?')) {
                     let _modelName = _catalog.url.substring(1, _catalog.url.length);
                     $('#' + _modelName).modal('show');
+                    return true;
                 }
+
+                return false;
             }
         }
     });