排序：
<%= link_to "时间", {:controller => 'news', :action => 'index', :type => @type, :sort => @b_sort, :order => 1 }, :class => "sortTxt", :remote => true %>
<% if @type.to_i == 1 %>
<%= link_to "", {:controller => 'news', :action => 'index', :type => @type, :sort => @b_sort, :order => 1 }, :class => "#{@b_sort.to_i == 1 ? 'sortupbtn' : 'sortdownbtn'} ", :remote => true %>
<% end %>
<%= link_to "人气", {:controller => 'news', :action => 'index', :type => @type, :sort => @b_sort, :order => 2 }, :class => "sortTxt", :remote => true %>
<% if @type.to_i == 2 %>
<%= link_to "", {:controller => 'news', :action => 'index', :type => @type, :sort => @b_sort, :order => 2 }, :class => "#{@b_sort.to_i == 1 ? 'sortupbtn' : 'sortdownbtn'} ", :remote => true %>
<% end %>
<% if topics.any? %>
<% topics.each do |activity| %>
<%= link_to activity.title.to_s, news_path(activity), :class => "list-title fl" %>
<% if activity.sticky == 1 %>
顶
<% end%>
<% u = User.where("id=?",activity.author_id).first%>
发布者: <%=(u.try(:realname) != " " ? u.lastname + u.firstname : u.try(:login)) %>
<%=render :partial =>"users/intro_content_ex", :locals=>{:user_activity_id =>activity.id, :content=>activity.description, :maxheight=>54, :maxwordsnum=>100} %>
发布时间：<%= format_time(activity.created_on) %>
更新时间：<%= format_time(CourseActivity.where("course_act_type='#{activity.class}' and course_act_id =#{activity.id}").first.updated_at) %>
<% count=0 %>
<% count=activity.comments.count %>
<%= count>0 ? "#{count}" : "0" %>回复|<%= get_praise_num(activity) > 0 ? "#{get_praise_num(activity)}" : "0" %>赞
<% end %>
<%= pagination_links_full @atta_pages, @atta_count, :per_page_links => false, :remote => @is_remote, :flag => true %>
<% else %>
<%= l(:label_no_data) %>
<% end %>