diff --git a/app/models/tag.rb b/app/models/tag.rb
index f621de6a..381a0253 100644
--- a/app/models/tag.rb
+++ b/app/models/tag.rb
@@ -1,10 +1,28 @@
 class Tag
-  
   include Mongoid::Document
   include Mongoid::Timestamps
+  include Impressionist::Impressionable
   
+  is_impressionable :counter_cache => { :column_name => :view_count }
   field :key
-
+  #field :cloud_amper,:type: Integer,:default=> 0 
   belongs_to :module_app
   
+  def cloud_amper
+    for_now = {:start_at=>20.days.ago,:end_at=>Time.now}
+    for_yesterday = {:start_at=>19.days.ago,:end_at=>1.days.ago}
+
+    range = self.class.all.collect{ |tag|
+      get_impressionist_diff(tag)
+    }
+    (get_impressionist_diff - range.min).abs
+  end
+
+protected
+  def get_impressionist_diff(item_tag = self)
+      for_now = item_tag.impressionist_count(:start_date=>20.days.ago,:end_date=>Time.now)
+      for_yesterday = item_tag.impressionist_count(:start_date=>21.days.ago,:end_date=>1.days.ago)
+      for_now - for_yesterday
+  end
+
 end
diff --git a/vendor/built_in_modules/announcement/app/views/panel/announcement/widget/bulletins/bulletins_side_bar.html.erb b/vendor/built_in_modules/announcement/app/views/panel/announcement/widget/bulletins/bulletins_side_bar.html.erb
index fde9e976..2612fbb3 100644
--- a/vendor/built_in_modules/announcement/app/views/panel/announcement/widget/bulletins/bulletins_side_bar.html.erb
+++ b/vendor/built_in_modules/announcement/app/views/panel/announcement/widget/bulletins/bulletins_side_bar.html.erb
@@ -13,7 +13,7 @@
 	<h3 class="h3"><%= t('announcement.tag_cloud') %></h3> 								
 	<div class="cloud"> 		
 		<% @tags.each do |tag| %>	
-			<%= link_to tag[I18n.locale], panel_announcement_front_end_bulletins_path(:tag_id => tag.id), :class => "hot#{rand(4) + 1} #{(tag.id.to_s.eql?(params[:tag_id]) || tag.key.eql?(params[:tag_id])) ? 'active' : nil}" %>
+			<%= link_to tag[I18n.locale], panel_announcement_front_end_bulletins_path(:tag_id => tag.id),:style=>"font-size: #{100+ tag.cloud_amper * 10}%", :class => "hot#{rand(4) + 1} #{(tag.id.to_s.eql?(params[:tag_id]) || tag.key.eql?(params[:tag_id])) ? 'active' : nil}" %>
 		<% end %>
 	</div> 							
 </div> 							
diff --git a/vendor/built_in_modules/news/app/controllers/panel/news/front_end/news_bulletins_controller.rb b/vendor/built_in_modules/news/app/controllers/panel/news/front_end/news_bulletins_controller.rb
index e43e90d1..11f178f7 100644
--- a/vendor/built_in_modules/news/app/controllers/panel/news/front_end/news_bulletins_controller.rb
+++ b/vendor/built_in_modules/news/app/controllers/panel/news/front_end/news_bulletins_controller.rb
@@ -28,11 +28,15 @@ class Panel::News::FrontEnd::NewsBulletinsController < OrbitWidgetController
       @news_bulletins = NewsBulletin.all.can_display.any_in(_id:search_result).page( params[:page_main]).per(10)
     else
         date_now = Time.now
+    if !params[:tag_id].blank?
+        tmp = NewsTag.find(params[:tag_id]) rescue nil
+        tmp = NewsTag.where(key: params[:tag_id])[0] unless tmp
+        impressionist(@tag)
+    end
+
       if !params[:category_id].blank?
        @news_bulletins = NewsBulletin.all.can_display.where(:news_bulletin_category_id => params[:category_id]).any_of( {deadline: nil,:postdate.lte => date_now} , {:deadline.gte => date_now,:postdate.lte => date_now} ).desc( :is_top, :postdate).page( params[:page_main]).per(10)
       elsif !params[:tag_id].blank?
-        tmp = NewsTag.find(params[:tag_id]) rescue nil
-        tmp = NewsTag.where(key: params[:tag_id])[0] unless tmp
        @news_bulletins = tmp.news_bulletins.can_display.any_of( {deadline: nil,:postdate.lte => date_now} , {:deadline.gte => date_now,:postdate.lte => date_now} ).desc( :is_top, :postdate).page( params[:page_main]).per(10) rescue nil
       else
         @news_bulletins = NewsBulletin.all.can_display.any_of( {deadline: nil,:postdate.lte => date_now} , {:deadline.gte => date_now,:postdate.lte => date_now} ).desc( :is_top, :postdate).page( params[:page_main]).per(10)
diff --git a/vendor/built_in_modules/news/app/models/news_tag.rb b/vendor/built_in_modules/news/app/models/news_tag.rb
index 5005f617..440bdea1 100644
--- a/vendor/built_in_modules/news/app/models/news_tag.rb
+++ b/vendor/built_in_modules/news/app/models/news_tag.rb
@@ -1,8 +1,6 @@
 class NewsTag < Tag
-  
   has_and_belongs_to_many :news_bulletins
   
-  
   def get_visible_news_bulletins(sort = :name)
     date_now = Time.now
 	  self.news_bulletins.where(:is_hidden => false).any_of( {deadline: nil,:postdate.lte => date_now} , {:deadline.gte => date_now,:postdate.lte => date_now} ).desc(:is_top, sort)
diff --git a/vendor/built_in_modules/news/app/views/panel/news/widget/news_bulletins/news_bulletins_side_bar.html.erb b/vendor/built_in_modules/news/app/views/panel/news/widget/news_bulletins/news_bulletins_side_bar.html.erb
index 5ea1a930..b1fdac81 100644
--- a/vendor/built_in_modules/news/app/views/panel/news/widget/news_bulletins/news_bulletins_side_bar.html.erb
+++ b/vendor/built_in_modules/news/app/views/panel/news/widget/news_bulletins/news_bulletins_side_bar.html.erb
@@ -13,7 +13,7 @@
 	<h3 class="h3"><%= t('announcement.tag_cloud') %></h3> 								
 	<div class="cloud"> 		
 		<% @tags.each do |tag| %>	
-			<%= link_to tag[I18n.locale], panel_news_front_end_news_bulletins_path(:tag_id => tag.id), :class => "hot#{rand(4) + 1} #{(tag.id.to_s.eql?(params[:tag_id]) || tag.key.eql?(params[:tag_id])) ? 'active' : nil}" %>
+			<%= link_to tag[I18n.locale], panel_news_front_end_news_bulletins_path(:tag_id => tag.id), :style => "font-size: #{100+ tag.cloud_amper * 10}%",:class => "hot#{rand(4) + 1} #{(tag.id.to_s.eql?(params[:tag_id]) || tag.key.eql?(params[:tag_id])) ? 'active' : nil}" %>
 		<% end %>	
 	</div> 							
 </div>