Index: branches/RC/core/admin_templates/js/template_manager.js
===================================================================
diff -u -N -r11690 -r11705
--- branches/RC/core/admin_templates/js/template_manager.js	(.../template_manager.js)	(revision 11690)
+++ branches/RC/core/admin_templates/js/template_manager.js	(.../template_manager.js)	(revision 11705)
@@ -23,7 +23,9 @@
 
 			$('a', $extra_toolbar).each(
 				function() {
-					var $editing_mode = $(this).attr('href').replace('#', '');
+					// cut from end, because IE7 adds base_href to beginning of href
+					var $editing_mode = $(this).attr('href');
+					$editing_mode = $editing_mode.substr($editing_mode.length - 1, 1);
 
 					$(this).attr('href', $template_manager.browseUrl.replace('#EDITING_MODE#', $editing_mode));