socialforge/app/views/news/_course_news.html.erb

<%
   btn_tips = l(:label_news_notice)
   label_tips = l(:label_course_news)
%>

<script type="text/javascript">
    function regexTitle()
    {
        var name = $("#news_title").val();
        if(name.length ==0)
        {
            $("#title_notice_span").text("标题不能为空");
            $("#title_notice_span").css('color','#ff0000');
            $("#title_notice_span").focus();
            return false;
        }
        else if(name.length <= 60)
        {
            $("#title_notice_span").text("填写正确");
            $("#title_notice_span").css('color','#008000');
            return true;
        }
        else
        {
            $("#title_notice_span").text("标题超过60个字符");
            $("#title_notice_span").css('color','#ff0000');
            $("#title_notice_span").focus();
            return false;
        }
    }

    function regexDescription()
    {
        var name = $("#news_description").val();
        if(name.length ==0)
        {
            $("#description_notice_span").text("描述不能为空");
            $("#description_notice_span").css('color','#ff0000');
            $("#description_notice_span").focus();
            return false;
        }
        else
        {
            $("#description_notice_span").text("填写正确");
            $("#description_notice_span").css('color','#008000');
            return true;
        }
    }

    function submitNews()
    {
        if(regexTitle() && regexDescription())
        {
            $("#news-form").submit();
        }
    }

    function submitFocus(obj)
    {
        $(obj).focus();
    }
</script>

<div class="project_r_h">
  <h2 class="project_h2"><%= label_tips %></h2>
</div>
<div class="talk_top">
  <p class="fl"><%= l(:label_total_news) %><span><%= @news_count %></span><%= l(:label_course_news_count) %></p>
  <% if @course && User.current.allowed_to?(:manage_news, @course) %>
      <%= link_to(btn_tips,new_course_news_path(@course),
          :class => 'problem_new_btn fl c_dorange',
          :onclick => 'showAndScrollTo("add-news", "news_title"); return false;') %>
      <div class="cl"></div>
      <div id="add-news" class="hwork_new" style="display:none;">
        <%= labelled_form_for @news, :url => course_news_index_path(@course),
                              :html => {:id => 'news-form', :multipart => true} do |f| %>
            <%= render :partial => 'news/course_form', :locals => {:f => f, :is_new => true} %>
            <%= link_to l(:button_create), "#", :onclick => 'submitNews();', :onmouseover => 'submitFocus(this);', :class => 'ButtonColor m3p10' %>
            <%#= preview_link preview_news_path, 'news-form', target='preview', {:class => 'whiteButton m3p10'} %>

            <%= link_to l(:button_cancel), "#", :onclick => '$("#add-news").hide()', :class => 'ButtonColor m3p10' %>
        <% end if @course %>
        <div id="preview" class="wiki"></div>
      </div>
  <% end %>
  <div class="cl"></div>
</div>


<% if @course && User.current.allowed_to?(:manage_news, @course) %>
    <%= link_to(btn_tips, new_course_news_path(@course),
                :class => 'icon icon-add',
                :onclick => 'showAndScrollTo("add-news", "news_title"); return false;') %>

    <div id="add-news" class="add_frame" style="display:none;">
      <%= labelled_form_for @news, :url => course_news_index_path(@course),
                            :html => {:id => 'news-form', :multipart => true} do |f| %>
          <%= render :partial => 'news/course_form', :locals => {:f => f, :is_new => true} %>
          <%= link_to l(:button_create), "#", :onclick => 'submitNews();', :onmouseover => 'submitFocus(this);', :class => 'ButtonColor m3p10' %>
          <%#= preview_link preview_news_path, 'news-form', target='preview', {:class => 'whiteButton m3p10'} %>

          <%= link_to l(:button_cancel), "#", :onclick => '$("#add-news").hide()', :class => 'ButtonColor m3p10' %>
      <% end if @course %>
      <div id="preview" class="wiki"></div>
    </div>
<% end %>

<div>
  <% if @newss.empty? %>
      <p class="nodata">
        <%= l(:label_no_data) %>
      </p>
  <% else %>
      <% @newss.each do |news| %>
          <div class="problem_main">
            <%= link_to image_tag(url_to_avatar(news.author), :class => "problem_pic fl"), user_path(news.author) %>
            <div class="problem_txt fl mt5">
              <%= link_to_user_header(news.author,false,{:class=> 'problem_name c_orange fl'}) if news.respond_to?(:author) %>
              <span class="fl"> <%= l(:label_release_news) %>：</span><%= link_to h(news.title), news_path(news),:class => 'problem_tit fl fb c_dblue' %><br />
              <div class="cl mb5"></div>
              <div  id="news_description_<%= news.id %>" class="news_description mt5"><%= textilizable(news, :description) %><br /> <%= l(:label_create_time) %> ：<%= format_time(news.created_on) %></div>
              <div class="news_foot" onclick="news_show_more_des(<%= news.id %>);"><%= l(:label_expend_information) %> <span class="g-arr-down"><img src="/images/jiantou.jpg" width="12" height="6" /></span></div>
            </div>
            <div class="cl"></div>
          </div><!--problem_main end-->

      <% end %>
  <% end %>
</div>
<!--end-->

    <ul class="wlist">
      <%= pagination_links_full @obj_pages, @obj_count, :per_page_links => false, :remote => false, :flag => true%>
    </ul>

  <% other_formats_links do |f| %>
      <%= f.link_to 'Atom', :url => {:course_id => @course, :key => User.current.rss_key} %>
  <% end %>

  <% content_for :header_tags do %>
      <%= auto_discovery_link_tag(:atom, params.merge({:format => 'atom', :page => nil, :key => User.current.rss_key})) %>
      <%= stylesheet_link_tag 'scm' %>
  <% end %>

  <% html_title(l(:label_course_news)) -%>
</div>

<script type='text/javascript'>
    $(document).ready(function ($) {
        $('.content-text-list').each(function () {
            $(this).find('.delete_icon').hide();
            $(this).mouseenter(function (event) {
                $(this).find('.delete_icon').show();
            });
            $(this).mouseleave(function (event) {
                $(this).find('.delete_icon').hide();
            });
        });
    });
</script>