Add spinner; retain preview image order.

templates/MediaUploader.php

@@ -17,11 +17,11 @@ class MediaUploader extends SubTemplate
 					<h3>Select files</h3>
 					<input type="file" id="upload_queue" name="uploads[]" multiple>
 				</div>
-				<div id="upload_preview_area">
-				</div>
 				<div>
 					<input name="save" type="submit" value="Upload the lot">
 				</div>
+				<div id="upload_preview_area">
+				</div>
 			</form>
 			<script type="text/javascript" src="', BASEURL, '/js/upload_queue.js" defer="defer"></script>
 			<script type="text/javascript" defer="defer">
@@ -29,6 +29,7 @@ class MediaUploader extends SubTemplate
 					var upload_queue = new UploadQueue({
 						queue_element: document.getElementById("upload_queue"),
 						preview_area: document.getElementById("upload_preview_area"),
+						submit_button: document.querySelector("input[type=submit]")
 					});
 				}, 100);
 			</script>';