diff --git a/src/packages/Blogger/cvsection.html b/src/packages/Blogger/cvsection.html
index 9f0e1fc..7451fae 100644
--- a/src/packages/Blogger/cvsection.html
+++ b/src/packages/Blogger/cvsection.html
@@ -18,7 +18,7 @@
                     <afx-label text = "To:" style="text-align:center;" data-width= "70"></afx-label>
                     <input type = "text"  name="end" input-class = "user-input"/>
                 </afx-hbox>
-                <afx-label data-height = "30" text = "Content*:" style = "margin-left:5px;"/>
+                <afx-label data-height = "30" text = "Content:" style = "margin-left:5px;"/>
                 <textarea name="content" input-class = "user-input" style = "margin-left:5px; margin-right:5px;" />
                 <afx-hbox data-height = "30">
                     <div></div>
diff --git a/src/packages/Blogger/dialogs.coffee b/src/packages/Blogger/dialogs.coffee
index 0cf9d2e..25ab74a 100644
--- a/src/packages/Blogger/dialogs.coffee
+++ b/src/packages/Blogger/dialogs.coffee
@@ -65,7 +65,7 @@ class BloggerCVSectionDiaglog extends this.OS.GUI.BaseDialog
             console.log inputs
             data[v.name] = ($ v).val() for v in inputs
             return me.notify "Title must not be blank" if data.title is ""
-            return me.notify "Content must not be blank" if data.content is ""
+            #return me.notify "Content must not be blank" if data.content is ""
             data.id = me.data.id if me.data and me.data.id
             me.handler data if me.handler
             me.quit()
diff --git a/src/packages/Blogger/main.coffee b/src/packages/Blogger/main.coffee
index 466d441..bad94ab 100644
--- a/src/packages/Blogger/main.coffee
+++ b/src/packages/Blogger/main.coffee
@@ -69,7 +69,8 @@ class Blogger extends this.OS.GUI.BaseApplication
             me.openDialog "YesNoDialog",
                 (d) ->
                     return unless d
-                    console.log "delete all child + theirs content"
+                    me.deleteCVCat cat
+                    me.refreshCVCat()
             , "Delete cagegory" ,
             { iconclass: "fa fa-question-circle", text: "Do you really want to delete: #{cat.name} ?" }
     
@@ -206,6 +207,23 @@ class Blogger extends this.OS.GUI.BaseApplication
             #v.nodes = null if v.nodes.length is 0
             data.nodes.push v
 
+    deleteCVCat: (cat) ->
+        me = @
+        ids = []
+        func = (c) ->
+            ids.push c.id
+            func(v) for v in c.nodes if c.nodes
+        func(cat)
+        console.log dis
+        return
+        #delete all child
+        @deleteCVCat v for v in cat.nodes if cat.nodes
+        # delete all content
+        @cvsecdb.delete { "=": { cid: cat.id } }, (r) ->
+            return me.error "Cannot delete all content of: #{cat.name} [#{r.error}]" if r.error
+            me.cvcatdb.delete cat.id, (re) ->
+                return me.error "Cannot delete the category: #{cat.name} [#{re.error}]" if re.error
+
     CVSectionByCID: (cid) ->
         me = @
         cond =