file/index上传文件功能里。 remote: true 文件是不能提交的！

app/views/files/_new.html.erb

@@ -2,7 +2,7 @@
 <% versions = project.versions.sort %>
 <% attachmenttypes = project.attachmenttypes %>
 <%= error_messages_for 'attachment' %>
-<%= form_tag(project_files_path(project), :multipart => true,:remote => true,:method => :post,:name=>"upload_form", :class => "tabular") do %>
+<%= form_tag(project_files_path(project), :multipart => true,:remote => false,:method => :post,:name=>"upload_form", :class => "tabular") do %>
 <div class="box">
   <p>
   <table>

app/views/files/index.html.erb

@@ -25,9 +25,9 @@
                        :onchange => "attachment_contenttypes_searchex(this.value)" %>
     <% end %>
 
-        <div id="upload_file_div" class="relation_file_div hidden">
-          <%= render :partial => 'new', locals: {project: @project} %>
-        </div>
+    <div id="upload_file_div" class="relation_file_div hidden">
+      <%= render :partial => 'new', locals: {project: @project} %>
+    </div>
 
     <div id="relation_file_div" class="relation_file_div hidden">
       <fieldset>
@@ -114,7 +114,7 @@
         ;
     });
 
-    function eval_ajax (xhr, textStatus) {
+    function eval_ajax(xhr, textStatus) {
         if (textStatus == 'success') {
             eval(xhr.responseText);
         } else if (textStatus == 'error') {
@@ -128,7 +128,7 @@
             type: "POST",
             data: {
                 type: encodeURIComponent(value),
-                contentType:$('#attach_sufix_browse').val()
+                contentType: $('#attach_sufix_browse').val()
             }
 
         }).complete(eval_ajax);
@@ -179,8 +179,8 @@
                                 contentType: $('#attach_sufix_browse').val()
                             }
                         }).error(function () {
-                            alert('error');
-                        });
+                                    alert('error');
+                                });
                     } else if (textStatus == 'error') {
                         alert('An error has occurred');
                     }
@@ -190,22 +190,21 @@
 
 
 <script type='text/javascript'>
-    function tagAddClick(divid,objId,objTag)
-    {
+    function tagAddClick(divid, objId, objTag) {
         alert("OK");
         $.ajax({
-            type :"POST",
-            url :'/users/tag_saveEx',
+            type: "POST",
+            url: '/users/tag_saveEx',
             data: {
                 tagname: $('tag_name').value,
                 obj_id: encodeURIComponent(objId),
-                obj_flag:encodeURIComponent(objTag)
+                obj_flag: encodeURIComponent(objTag)
             },
-            success: function(data, textStatus){
+            success: function (data, textStatus) {
                 alert("OK");
                 $(divid).empty();
                 $(divid).html('123');
-                $("#" +  divid + " #name").val("");
+                $("#" + divid + " #name").val("");
             }
         })
     }