修改issue列表在IE浏览器下显示异常

app/views/issues/_list.html.erb

@@ -11,7 +11,7 @@
             <div class="problem_txt fl">
                 <%= link_to issue.author.name, user_path(issue.author), :class => "problem_name c_orange fl" %>
                 <span class="fl"><%= l(:label_post_on_issue) %>(<%= "#{raw column_content[2]}" %>)：</span>
-              <div class="problem_tit_div fl">
+              <div class="problem_tit_div fl break_word">
                 <%=link_to "#{column_content[4]}<span class = '#{get_issue_type(column_content[1])[0]}'>#{get_issue_type(column_content[1])[1]}</span>".html_safe, issue_path(issue.id), :class => "problem_tit_a break_word",:target => "_blank" %>
               </div>
               <div class="cl"></div>