diff --git a/ui (gen4)/features/all.js b/ui (gen4)/features/all.js
index 8d5219de..7e47a758 100755
--- a/ui (gen4)/features/all.js	
+++ b/ui (gen4)/features/all.js	
@@ -20,6 +20,7 @@ require('features/app')
 require('features/peer')
 require('features/ui')
 require('features/ui-partial-ribbons')
+require('features/ui-partial-ribbons-2')
 require('features/ui-single-image')
 require('features/ui-chrome')
 require('features/ui-progress')
diff --git a/ui (gen4)/features/meta.js b/ui (gen4)/features/meta.js
index 122913c2..4aa5ca31 100755
--- a/ui (gen4)/features/meta.js	
+++ b/ui (gen4)/features/meta.js	
@@ -64,6 +64,7 @@ core.ImageGridFeatures.Feature('viewer-testing', [
 
 	'ui-single-image',
 	'ui-partial-ribbons',
+	//'ui-partial-ribbons-2',
 
 	'marks',
 	'ui-range',
diff --git a/ui (gen4)/features/ui-partial-ribbons-2.js b/ui (gen4)/features/ui-partial-ribbons-2.js
index c90b1404..d84c45c9 100755
--- a/ui (gen4)/features/ui-partial-ribbons-2.js	
+++ b/ui (gen4)/features/ui-partial-ribbons-2.js	
@@ -43,6 +43,14 @@ module.PartialRibbons = core.ImageGridFeatures.Feature({
 	actions: PartialRibbonsActions, 
 
 	handlers: [
+		['focusImage.pre centerImage.pre', 
+			function(target, list){
+				// XXX
+			}],
+		['resizing.pre',
+			function(unit, size){
+				// XXX
+			}],
 	],
 })
 
diff --git a/ui (gen4)/features/ui-partial-ribbons.js b/ui (gen4)/features/ui-partial-ribbons.js
index d6290744..01d10349 100755
--- a/ui (gen4)/features/ui-partial-ribbons.js	
+++ b/ui (gen4)/features/ui-partial-ribbons.js	
@@ -358,8 +358,8 @@ var PartialRibbonsActions = actions.Actions({
 var PartialRibbons = 
 module.PartialRibbons = core.ImageGridFeatures.Feature({
 	title: 'Partial Ribbons',
-	doc: 'Maintains partially loaded ribbons, this enables very lage '
-		+'image sets to be hadled eficiently.',
+	doc: core.doc`Maintains partially loaded ribbons, this enables very large
+	image sets to be handled efficiently.`,
 
 	// NOTE: partial ribbons needs to be setup first...
 	// 		...the reasons why things break otherwise is not too clear.
@@ -415,9 +415,6 @@ module.PartialRibbons = core.ImageGridFeatures.Feature({
 
 				//this.preCacheJumpTargets()
 			}],
-
-
-
 	],
 })