diff --git a/ui (gen4)/lib/widget/browse.js b/ui (gen4)/lib/widget/browse.js
index 3fa64820..2a8b9731 100755
--- a/ui (gen4)/lib/widget/browse.js	
+++ b/ui (gen4)/lib/widget/browse.js	
@@ -20,7 +20,6 @@ console.log('>>> browse')
 
 
 var keyboard = require('../keyboard')
-// XXX
 var object = require('../../object')
 var widget = require('./widget')
 
@@ -578,7 +577,7 @@ var BrowserPrototype = {
 		// NOTE: this will be set to true if make(..) is called at least once...
 		var interactive = false
 
-		var make = function(p, traversable){
+		var make = function(p, traversable, disabled){
 			p = p + ''
 			var dir = /[\\\/]\s*$/
 			traversable = dir.test(p) && traversable == null ? true : traversable
@@ -599,6 +598,9 @@ var BrowserPrototype = {
 			if(!traversable){
 				res.addClass('not-traversable')
 			}
+			if(disabled){
+				res.addClass('disabled')
+			}
 			return res
 		}
 
@@ -607,7 +609,7 @@ var BrowserPrototype = {
 
 		// second API: make is not called and .list(..) returns an Array
 		// that will get loaded as list items...
-		if(!interactive){
+		if(!interactive && res){
 			res.forEach(make)
 		}
 
diff --git a/ui (gen4)/nw.js b/ui (gen4)/nw.js
index a658ee78..2580afe3 100755
--- a/ui (gen4)/nw.js	
+++ b/ui (gen4)/nw.js	
@@ -15,10 +15,15 @@ var browser = require('browser')
 //var DEBUG = DEBUG != null ? DEBUG : true
 
 
+var walk = require('lib/widget/browse-walk')
+
+
 /*********************************************************************/
 
 //var data = require('data')
 
+window.dirLister = walk.listDir
+
 window.toggleFullscreenMode = 
 module.toggleFullscreenMode = CSSClassToggler(
 		document.body, 
diff --git a/ui (gen4)/object.js b/ui (gen4)/object.js
index 42e664b1..4078dbd7 100755
--- a/ui (gen4)/object.js	
+++ b/ui (gen4)/object.js	
@@ -48,9 +48,9 @@ function makeConstructor(name, a, b){
 
 	// this is here to make Chrome output more user friendly...
 	// skip for IE...
-	if(_constructor.name == 'Constructor' 
+	if(_constructor.name == 'Constructor'){
 			// skip for chrome app...
-			&& !(window.chrome && chrome.runtime && chrome.runtime.id)){
+			//&& !(window.chrome && chrome.runtime && chrome.runtime.id)){
 		eval('_constructor = '+ _constructor
 				.toString()
 				.replace(/Constructor/g, name))
diff --git a/ui (gen4)/package.json b/ui (gen4)/package.json
index 6258bfb5..3c342cb8 100755
--- a/ui (gen4)/package.json	
+++ b/ui (gen4)/package.json	
@@ -17,6 +17,7 @@
   },
   "dependencies": {
     "flickrapi": "^0.3.28",
+    "fs-walk": "0.0.1",
     "fs.extra": "^1.2.1",
     "glob": "^4.0.6",
     "guarantee-events": "^1.0.0",
diff --git a/ui (gen4)/viewer.js b/ui (gen4)/viewer.js
index 047a056e..ca3e1cb3 100755
--- a/ui (gen4)/viewer.js	
+++ b/ui (gen4)/viewer.js	
@@ -2349,6 +2349,37 @@ var ActionTreeActions = actions.Actions({
 							&& parent.focus()
 					})
 		}],
+	// XXX make this nw only...
+	pathListerTest: ['Interface/Path lister test (floating)...',
+		function(path){
+			var parent = this.preventClosing ? this.preventClosing() : null
+
+			// we got an argument and can exit...
+			if(path){
+				console.log('PATH:', path)
+				return
+			}
+
+			var that = this
+
+			var o = overlay.Overlay($('body'), 
+				require('./lib/widget/browse-walk').makeWalk(null, '/')
+					.open(function(evt, path){ 
+						o.close() 
+
+						// close the parent ui...
+						parent 
+							&& parent.close 
+							&& parent.close()
+
+						that.pathListerTest(path)
+					}))
+					.close(function(){
+						parent 
+							&& parent.focus 
+							&& parent.focus()
+					})
+		}],
 	drawerTest:['Interface/Drawer widget test',
 		function(){
 			drawer.Drawer($('body'),