diff --git a/ui (gen4)/features/filesystem.js b/ui (gen4)/features/filesystem.js
index ef9b5cb9..6440e993 100755
--- a/ui (gen4)/features/filesystem.js	
+++ b/ui (gen4)/features/filesystem.js	
@@ -549,20 +549,69 @@ var FileSystemLoaderUIActions = actions.Actions({
 	browseIndex: ['File/Load index...', makeBrowseProxy('loadIndex')],
 	browseImages: ['File/Load images...', makeBrowseProxy('loadImages')],
 
-	// XXX add dialog to list sub-indexes...
-	// XXX
+	browseSubIndexes: ['File/List sub-indexes...',
+		widgets.makeUIDialog(function(){
+			var that = this
+			var index_dir = this.config['index-dir']
+
+			var o = browse.makeLister(null, function(path, make){
+				var dialog = this
+				var path = that.location.path
+
+				if(that.location.method != 'loadIndex'){
+					make('No indexes loaded...', null, true)
+					return
+				}
+
+				// indicate that we are working...
+				var spinner = make($('<center><div class="loader"/></center>'))
+
+				// XXX we do not need to actually read anything....
+				//file.loadIndex(path, that.config['index-dir'], this.logger)
+				// XXX we need to prune the indexes -- avoid loading nested indexes...
+				file.listIndexes(path, index_dir)
+					.on('end', function(res){
+
+						// we got the data, we can now remove the spinner...
+						spinner.remove()
+
+						res.forEach(function(p){
+							// trim local paths and keep external paths as-is...
+							p = p.split(index_dir)[0]
+							var txt = p.split(path).pop()
+							txt = txt != p ? './'+pathlib.join('.', txt) : txt
+
+							make(txt)
+								.on('open', function(){
+									that.loadIndex(p)
+								})
+						})
+					})
+			})
+			.on('open', function(){
+				o.parent.close()
+			})
+
+			return o
+		})],
 
 	// NOTE: for multiple indexes this will show the combined history
 	// 		and selecting a postion will load all the participating 
 	// 		indexes to that date.
 	// NOTE: this will show nothing if .location.method is not loadIndex..
 	//
+	// XXX should this affect .changes ???
 	// XXX handle named saves...
 	// XXX add ability to name a save...
-	// XXX need to handle saves when loaded a specific history position...
+	// XXX need to handle saves (saveIndex(..) and friends) when loaded
+	// 		a specific history position...
+	// 		...in theory saving and old index will create an incremental
+	// 		save which should not damage the history and can be fixed 
+	// 		either by removing the actual .json files or simply loading
+	// 		from a previous position and re-saving... (XXX test)
 	// XXX should this also list journal stuff or have the ability for
 	// 		extending???
-	listSaveHistoryDialog: ['File/History...',
+	listSaveHistory: ['File/History...',
 		widgets.makeUIDialog(function(){
 			var that = this
 
@@ -585,6 +634,9 @@ var FileSystemLoaderUIActions = actions.Actions({
 
 				make('---')
 
+				// indicate that we are working...
+				var spinner = make($('<center><div class="loader"/></center>'))
+
 				that.loadSaveHistoryList()
 					.catch(function(err){
 						// XXX
@@ -593,6 +645,9 @@ var FileSystemLoaderUIActions = actions.Actions({
 					.then(function(data){
 						var list = []
 
+						// got the data, remove the spinner...
+						spinner.remove()
+
 						Object.keys(data).forEach(function(path){
 							Object.keys(data[path]).forEach(function(d){
 								list.push(d)
@@ -618,8 +673,9 @@ var FileSystemLoaderUIActions = actions.Actions({
 
 						// NOTE: here we will select 'Latest' if nothing
 						// 		was selected...
-						o.select()
+						dialog.select()
 							.addClass('highlighted')
+
 					})
 			})
 			.on('open', function(){
diff --git a/ui (gen4)/features/keyboard.js b/ui (gen4)/features/keyboard.js
index fcda7f2f..fd07fd8d 100755
--- a/ui (gen4)/features/keyboard.js	
+++ b/ui (gen4)/features/keyboard.js	
@@ -140,7 +140,7 @@ module.GLOBAL_KEYBOARD = {
 		H: {
 			default: 'flipHorizontal',
 			ctrl: 'listURLHistory',
-			'ctrl+shift': 'listSaveHistoryDialog',
+			'ctrl+shift': 'listSaveHistory',
 			alt: 'browseActions: "/History/" -- Open history menu',
 		},
 		V: 'flipVertical',
diff --git a/ui (gen4)/features/metadata.js b/ui (gen4)/features/metadata.js
index ac2bbac0..7e4194fd 100755
--- a/ui (gen4)/features/metadata.js	
+++ b/ui (gen4)/features/metadata.js	
@@ -25,6 +25,7 @@ var keyboard = require('lib/keyboard')
 var actions = require('lib/actions')
 var core = require('features/core')
 var base = require('features/base')
+var widgets = require('features/ui-widgets')
 
 var browse = require('lib/widget/browse')
 var overlay = require('lib/widget/overlay')
@@ -327,7 +328,8 @@ var MetadataUIActions = actions.Actions({
 	// XXX should we replace 'mode' with nested set of metadata???
 	// XXX make this support multiple images...
 	showMetadata: ['Image/Show metadata',
-		function(image, mode){
+		widgets.makeUIDialog(function(image, mode){
+		//function(image, mode){
 			var that = this
 			image = this.data.getImage(image)
 			mode = mode || 'disabled'
@@ -445,65 +447,65 @@ var MetadataUIActions = actions.Actions({
 			}
 
 			// XXX might be a good idea to directly bind ctrl-c to copy value...
-			var o = overlay.Overlay(this.ribbons.viewer, 
-				browse.makeList(
-						null,
-						_buildInfoList(image, metadata),
-						{
-							showDisabled: false,
-						})
-					// select value of current item...
-					.on('select', function(evt, elem){
-						if(that.config['metadata-auto-select-mode'] == 'on select'){
-							$(elem).find('.text').last().selectText()
-						}
+			var o = browse.makeList(
+					null,
+					_buildInfoList(image, metadata),
+					{
+						showDisabled: false,
 					})
-					// XXX start editing onkeydown...
-					.on('keydown', function(){
-						// XXX Enter + editable -> edit (only this???)
-					})
-					// path selected...
-					.open(function(evt, path){ 
-						var editable = RegExp(that.config['metadata-editable-fields']
-							.map(function(f){ return util.quoteRegExp(f) })
-							.join('|'))
+				// select value of current item...
+				.on('select', function(evt, elem){
+					if(that.config['metadata-auto-select-mode'] == 'on select'){
+						$(elem).find('.text').last().selectText()
+					}
+				})
+				// XXX start editing onkeydown...
+				.on('keydown', function(){
+					// XXX Enter + editable -> edit (only this???)
+				})
+				// path selected...
+				.open(function(evt, path){ 
+					var editable = RegExp(that.config['metadata-editable-fields']
+						.map(function(f){ return util.quoteRegExp(f) })
+						.join('|'))
 
-						var elem = o.client.filter(path).find('.text').last()
+					var elem = o.filter(path).find('.text').last()
 
-						// handle select...
-						if(that.config['metadata-auto-select-mode'] == 'on open'){
-							elem.selectText()
-						}
+					// handle select...
+					if(that.config['metadata-auto-select-mode'] == 'on open'){
+						elem.selectText()
+					}
 
-						// skip non-editable fields...
-						if(editable.test(path)){
-							elem
-								.prop('contenteditable', true)
-								.focus()
-								.keydown(function(){ 
-									event.stopPropagation() 
+					// skip non-editable fields...
+					if(editable.test(path)){
+						elem
+							.prop('contenteditable', true)
+							.focus()
+							.keydown(function(){ 
+								event.stopPropagation() 
 
-									var n = keyboard.toKeyName(event.keyCode)
+								var n = keyboard.toKeyName(event.keyCode)
 
-									// reset to original value...
-									if(n == 'Esc'){
-										// XXX
+								// reset to original value...
+								if(n == 'Esc'){
+									// XXX
 
-									// save value...
-									} else if(n == 'Enter' && event.ctrlKey){
-										event.preventDefault()
+								// save value...
+								} else if(n == 'Enter' && event.ctrlKey){
+									event.preventDefault()
 
-										// XXX
-									}
-								})
-						}
-					}))
-					.close(function(){
-						// XXX
-					})
-			o.client.dom.addClass('metadata-view')
+									// XXX
+								}
+							})
+					}
+				})
+				.on('close', function(){
+					// XXX
+				})
 
-			o.client.updateMetadata = function(metadata){
+			o.dom.addClass('metadata-view')
+
+			o.updateMetadata = function(metadata){
 				metadata = metadata || that.getMetadata()
 
 				// build new data set and update view...
@@ -514,7 +516,7 @@ var MetadataUIActions = actions.Actions({
 			}
 
 			return o
-		}]
+		})]
 })
 
 var MetadataUI = 
@@ -556,14 +558,12 @@ module.MetadataFSUI = core.ImageGridFeatures.Feature({
 				var that = this
 				var reader = this.readMetadata(image)
 
-				return reader && function(overlay){
-					var client = overlay.client
+				return reader && function(client){
 					var data = client.options.data
 
 					// add a loading indicator...
-					// NOTE: this will get removed when calling .updateMetadata()
+					// NOTE: this will get overwritten when calling .updateMetadata()
 					data.push('---')
-					//data.push($('<center>Loading...</center>'))
 					data.push($('<center><div class="loader"/></center>'))
 					client.update()
 
diff --git a/ui (gen4)/lib/widget/browse.js b/ui (gen4)/lib/widget/browse.js
index 9765559f..c0c8bac2 100755
--- a/ui (gen4)/lib/widget/browse.js	
+++ b/ui (gen4)/lib/widget/browse.js	
@@ -551,23 +551,9 @@ var BrowserPrototype = {
 		var skip = false
 		return this.dom.find('.path .dir:not(.cur)')
 			.map(function(i, e){ return $(e).text() })
-			.toArray()
-	},
+			.toArray() },
 	set path(value){
-		this.update(value)
-
-		/*
-		// XXX check if path has changed...
-		value = this.path2list(value)
-		var cur = this.path
-
-		// update only if path is different...
-		value.length == cur.length 
-			&& cur
-				.filter(function(e, i){ return e == value[i] }).length != cur.length
-			&& this.update(value)
-		*/
-	},
+		this.update(value) },
 
 	// String path...
 	//
@@ -960,7 +946,7 @@ var BrowserPrototype = {
 				.click(function(){
 					if(!$(this).hasClass('disabled')){
 						//that.push(quoteWS($(this).find('.text').text())) 
-						that.push($(this).find('.text').text())
+						that.push('"'+ $(this).find('.text').text() +'"')
 					}
 				})
 				// append text elements...