--- a/src/pyams_form/templates/form.pt	Wed Jul 22 16:59:18 2015 +0200
+++ b/src/pyams_form/templates/form.pt	Tue Sep 08 17:14:58 2015 +0200
@@ -2,7 +2,7 @@
 	<div class="modal-header">
 		<button type="button" class="close" data-dismiss="modal" aria-hidden="true"
 				tal:condition="view.is_dialog">
-			×
+			<i class="fa fa-fw fa-close"></i>
 		</button>
 		<h3 class="modal-title"
 			tal:define="config extension:configuration;">