initial html, sass, and js for textbook uploader; added alternate upload CTA in content area

cms/static/sass/views/_textbooks.scss

@@ -3,6 +3,13 @@
 
 body.course.textbooks {
 
+  .no-textbook-content {
+    margin: $baseline*2;
+    padding: $baseline*2;
+    background-color: #ddd;
+    text-align: center;
+  }
+
     form {
       @include box-sizing(border-box);
       @include box-shadow(0 1px 2px $shadow-l1);
@@ -17,14 +24,22 @@ body.course.textbooks {
 
         .action-add-chapter {
             @extend .t-action2;
-            @include grey-button;
+            //@include grey-button;
             @include transition(all .15s);
             display: block;
             width: 100%;
             margin-bottom: ($baseline*1.5);
-            border: 1px solid #B3C4DA;
-            padding: ($baseline/5) $baseline;
+            border-radius: 5px;
+            border: none;
+            padding: $baseline;
+            background-color: #DFE5EF;
+            color: #8EABBE;
             font-weight: 600;
+
+            &:hover {
+              background: #5597DD;
+              color: #fff;
+            }
         }
 
         .action-primary {
@@ -214,5 +229,16 @@ body.course.textbooks {
       }
     }
 
+    .wrapper-prompt-assetupload .prompt  {
+      width: $baseline*20;
+
+        h2 {
+            color: $gray;
+            font-weight: bold;
+        }
+
+
+    }
+
 
 }

cms/templates/js/chapter.underscore

@@ -10,5 +10,5 @@
     <span class="tip tip-stacked"><%= gettext("provide the path to a file added to this course or upload a new one") %></span>
   <button class="action action-uploadasset"><%= gettext("Upload Asset") %></button>
   </div>
-  <a class="action action-close"><i class="icon-remove-sign"></i> <span class="sr">delete chapter</span></a>
+  <a class="action action-close"><i class="icon-remove-sign"></i> <span class="sr"><%= gettext("delete chapter") %></span></a>
 </li>

cms/templates/js/textbook.underscore

 <form id="edit_textbook_form" class="edit-textbook">
   <div id="edit_textbook_error" class="message message-status message-status error" name="edit_textbook_error"></div>
   <fieldset>
-  <legend class="sr">Required information to edit or add a textbook and chapters</legend>
+  <legend class="sr"><%= gettext("Required information to edit or add a textbook and chapters") %></legend>
     <ol class="list-input">
       <li class="add-textbook-name field text required">
         <div class="input-wrap">

cms/templates/js/upload-dialog.underscore

+  <div id="prompt-assetupload" class="wrapper wrapper-prompt wrapper-prompt-assetupload" aria-describedby="prompt-assetupload-description" aria-labelledby="prompt-assetupload-title" role="dialog" aria-hidden="false">
+    <div class="prompt confirm">
+      <div class="copy">
+
 <form class="upload-dialog" method="POST" action="<%= url %>" enctype="multipart/form-data">
-  <h3><%= title %></h3>
-  <p><%= message %></p>
+  <h2><%= title %></h2>
+  <p id="prompt-assetupload-description" class="message"><%= message %></p>
   <input type="file" name="file" />
   <% if(uploading) { %>
     <% if (uploadedBytes && totalBytes) { %>
@@ -10,7 +14,17 @@
     <% } %>
   <% } %>
   <div class="actions">
-    <input type="button" class="button action-upload" value="Upload" <% if (!selectedFile) { %>disabled="disabled"<% } %> />
-    <input type="button" class="button action-cancel" value="Cancel" />
+    <h3 class="sr"><%= gettext('Form Actions') %></h3>
+  <ul>
+  <li class="nav-item">
+    <input type="button" class="button action-upload" value="<%= gettext('Upload') %>" <% if (!selectedFile) { %>disabled="disabled"<% } %> />
+  </li>
+  <li class="nav-item">
+    <input type="button" class="button action-cancel" value="<%= gettext('Cancel') %>" />
+  </li>
+  </ul>
   </div>
 </form>
+
+    </div>
+</div>

cms/templates/textbooks.html

@@ -115,6 +115,9 @@ CMS.Views.ChapterEdit = Backbone.View.extend({
         })
         var view = new CMS.Views.UploadDialog({model: msg, chapter: this.model})
         $(".wrapper-view").append(view.render().el)
+
+        $body.addClass('prompt-is-shown');
+        $('.wrapper-prompt').addClass('is-shown').attr('aria-hidden','false');
     }
 })
 CMS.Models.FileUpload = Backbone.Model.extend({
@@ -169,6 +172,9 @@ CMS.Views.UploadDialog = Backbone.View.extend({
     removeSelf: function(e) {
         if(e && e.preventDefault) { e.preventDefault(); }
         this.remove();
+
+        $body.removeClass('prompt-is-shown');
+        $('.wrapper-prompt').removeClass('is-shown').attr('aria-hidden','true');
     },
     upload: function(e) {
         this.model.set('uploading', true);
@@ -220,6 +226,8 @@ $(function() {
     })
 })
 </script>
+
+
 </%block>
 
 <%block name="content">
@@ -253,7 +261,17 @@ $(function() {
             </ul>
           </nav>
         </div>
+
+        <div class="no-textbook-content">
+            <p>You haven't added any textbooks to this course yet.</p>
+            <p><a href="#" class="button upload-button new-button">Add your first textbook</a></p>
+        </div>
+
     </div>
     </section>
   </div>
+
+
+
+
 </%block>