orbit-basic/app/views/admin/users_new_interface/_form.html.erb

  <div class="user-info">
      <div class="user-avatar pull-left">
          <p class="reflective"></p>
            <% if @user.avatar? %>
              <%= image_tag(@user.avatar.thumb.url) %>
            <% else %>
              <%= image_tag "person.png" %>
            <% end %>
            <%= file_field_tag 'file' %>
            <%= hidden_field_tag :avatar_cache %>
      </div>
      <label>
    <%= f.check_box :admin %>
  <span><%= t(:admin) %>：</span>
  </label>
  </div>

<%= render :partial=>"infos"%>
<%= render :partial=>"roles"%>

<% content_for :page_specific_javascript do -%>
<script>
        var CloneTarget ;
        var NewNode;
                
        $(document).ready(function(){
            function checkMultipleInput() {
                $(".multipleInput").each(function(i) {
                    $(this).find('.tabbable').length==1 ? $(this).addClass("plural") : $(this).removeClass("plural")
                });
            }
            function removeInput(){
                $(".removeInput").live('click',function (){
                    $(this).parents(".tabbable").remove();
                    checkMultipleInput();
                    return false;
                });
            }
            checkMultipleInput();
            removeInput();

            $(".help-block a").live('click',function (){
              
                CloneTarget = $(this).parents(".controls").find(".tabbable:last");
                NewNode = CloneTarget.clone();
                var index;
                NewNode.find("input").each(function(k,v){ 
                  index = CloneTarget.parents("div.control-group").find(".list_count").val();

                  field_name = CloneTarget.parents("div.control-group").find(".field_name").val();
                  ori_str = $(v).attr("name").replace(field_name,"");
                  lang = ori_str.match(/\[\D*\]/);
                  new_field_name = (field_name+"[" + (parseInt(index)+1) + "]" + lang);
                  $(v).attr("name",new_field_name);
                  $(v).val("");
                  })
                $(this).parents("div.control-group").find(".list_count").val(parseInt(index)+1)
                $(this).parents(".controls").find(".tabbable:last").after(NewNode);

                removeInput();
                // checkMultipleInput();
                return false;
            })


        });
    </script>
    </script>
<% end -%>