$("#user_activity_<%= @user_activity_id%>").replaceWith("<%= escape_javascript(render :partial => 'users/course_news', :locals => {:activity => @news,:user_activity_id =>@user_activity_id,:first_user_activity =>@first_user_activity,:page => @page}) %>");

init_activity_KindEditor_data('<%= @user_activity_id%>',"","87%");
