--- a/src/pyams_content/component/gallery/zmi/templates/gallery-medias.pt	Mon Jul 09 12:43:15 2018 +0200
+++ b/src/pyams_content/component/gallery/zmi/templates/gallery-medias.pt	Mon Jul 09 13:39:20 2018 +0200
@@ -1,7 +1,7 @@
 <div class="form-group" i18n:domain="pyams_content"
 	 data-ams-plugins="pyams_content"
 	 tal:define="gallery_images context.values()"
-	 tal:attributes="data-ams-plugin-pyams_content-src extension:resource_path('pyams_content.skin:pyams_content');
+	 tal:attributes="data-ams-plugin-pyams_content-src tales:resource_path('pyams_content.skin:pyams_content');
 					 id string:gallery_medias_${context.__name__};"
 	 data-ams-plugin-pyams_content-async="false">
 	<fieldset class="margin-top-10 padding-top-5 padding-bottom-0">
@@ -13,7 +13,7 @@
 		<div class="btn-group pull-right"
 			 tal:condition="gallery_images">
 			<a class="btn btn-xs btn-primary"
-			   tal:attributes="href extension:absolute_url(context, 'get-medias.zip')"
+			   tal:attributes="href tales:absolute_url(context, 'get-medias.zip')"
 			   i18n:translate="">Download medias</a>
 		</div>
 		<div class="pull-left persistent">
@@ -21,7 +21,7 @@
 		</div>
 		<div class="clearfix"></div>
 		<div class="sortable fancybox gallery"
-			 tal:attributes="data-ams-location extension:absolute_url(context);
+			 tal:attributes="data-ams-location tales:absolute_url(context);
 							 class '{0} fancybox gallery'.format('sortable' if request.has_permission(view.permission) else '');"
 			 data-ams-sortable-stop="PyAMS_content.galleries.setOrder"
 			 data-ams-sortable-helper="clone"
@@ -33,7 +33,7 @@
 				 class="media margin-5 margin-bottom-10 radius-4 padding-5 pull-left text-center"
 				 style="position: relative;"
 				 tal:attributes="data-ams-element-name media.__name__">
-				<tal:var define="thumbnails extension:thumbnails(media.data);">
+				<tal:var define="thumbnails tales:thumbnails(media.data);">
 					<tal:if condition="thumbnails">
 						<tal:if condition="media.data.content_type.startswith('image/')">
 							<a class="fancyimg hint" data-toggle
@@ -41,7 +41,7 @@
 							   title="Zoom image" i18n:attributes="title"
 							   tal:define="target thumbnails.get_thumbnail('800x600')"
 							   tal:attributes="class 'fancyimg hint {0}'.format('not-visible' if not media.visible else '');
-											   href extension:absolute_url(target);
+											   href tales:absolute_url(target);
 											   rel string:gallery_${context.__name__};">
 								<img class="thumbnail"
 									 data-ams-hint-gravity="s"
@@ -50,7 +50,7 @@
 												 margin_left 64 - image_size[0] / 2;
 												 margin_top 64 - image_size[1] / 2;
 												 title i18n:media.title;"
-									 tal:attributes="src extension:absolute_url(thumbnail);
+									 tal:attributes="src tales:absolute_url(thumbnail);
 													 id 'media_{0}_{1}'.format(context.__name__, media.__name__);
 													 original-title title or '--';
 													 style string:margin-left: ${margin_left}px;; margin-right: ${margin_left}px;; margin-top: ${margin_top}px;; margin-bottom: ${margin_top}px;;" />
@@ -67,7 +67,7 @@
 							   tal:attributes="href target" data-toggle="modal">
 								<img class="thumbnail no-border"
 									 data-ams-hint-gravity="s"
-									 tal:attributes="src extension:absolute_url(thumbnail);
+									 tal:attributes="src tales:absolute_url(thumbnail);
 													 id 'media_{0}_{1}'.format(context.__name__, media.__name__);
 													 original-title title or '--';
 													 style string:margin-left: ${margin_left}px;; margin-right: ${margin_left}px;; margin-top: ${margin_top}px;; margin-bottom: ${margin_top}px;;" />
@@ -81,7 +81,7 @@
 					</tal:if>
 				</tal:var>
 				<div class="btn-group margin-top-10"
-					 tal:define="actions extension:context_actions(media);">
+					 tal:define="actions tales:context_actions(media);">
 					<tal:loop repeat="viewlet actions.viewlets"
 							  content="structure viewlet.render()" />
 				</div>