diff --git a/ui (gen4)/images.js b/ui (gen4)/images.js
index 92f1b82d..0bc9f89f 100755
--- a/ui (gen4)/images.js	
+++ b/ui (gen4)/images.js	
@@ -275,6 +275,7 @@ module.makeImageSeqOrNameCmp = function(data, get, seq){
 
 /*********************************************************************/
 
+// XXX depends on jli.quoteRegExp(..)
 var ImagesClassPrototype =
 module.ImagesClassPrototype = {
 	// XXX populate the image doc better...
@@ -284,7 +285,8 @@ module.ImagesClassPrototype = {
 		var images = new this()
 		// XXX stub...
 		var i = 0
-		var base_pattern = base ? RegExp('^' + base) : null 
+		//var base_pattern = base ? RegExp('^' + base) : null 
+		var base_pattern = base ? RegExp('^' + quoteRegExp(base)) : null 
 		data.forEach(function(path){
 			var gid = hash('I'+i)
 			// XXX populate the image doc better...
diff --git a/ui (gen4)/lib/jli.js b/ui (gen4)/lib/jli.js
index f2ba87bb..7bcf461e 100755
--- a/ui (gen4)/lib/jli.js	
+++ b/ui (gen4)/lib/jli.js	
@@ -1193,6 +1193,10 @@ function assyncCall(func){
 	return _func
 }
 
+// Quote a string and convert to RegExp to match self literally.
+function quoteRegExp(str){
+	return str.replace(/([\.\\\/\(\)\[\]\$\*\+\-\{\}\@\^\&\?\<\>])/g, '\\$1')
+}
 
 
 /**********************************************************************
diff --git a/ui (gen4)/lib/widget/browse.js b/ui (gen4)/lib/widget/browse.js
index f3b56286..c6462438 100755
--- a/ui (gen4)/lib/widget/browse.js	
+++ b/ui (gen4)/lib/widget/browse.js	
@@ -36,10 +36,12 @@ var quoteWS = function(str){
 
 
 // Quote a string and convert to RegExp to match self literally.
+// XXX this depends on jli.quoteRegExp(..)
 function toRegExp(str){
 	return RegExp('^'
 		// quote regular expression chars...
-		+str.replace(/([\.\\\/\(\)\[\]\$\*\+\-\{\}\@\^\&\?\<\>])/g, '\\$1')
+		+quoteRegExp(str)
+		//+str.replace(/([\.\\\/\(\)\[\]\$\*\+\-\{\}\@\^\&\?\<\>])/g, '\\$1')
 		+'$')
 }
 
diff --git a/ui (gen4)/viewer.js b/ui (gen4)/viewer.js
index f32dd2eb..87e2ce96 100755
--- a/ui (gen4)/viewer.js	
+++ b/ui (gen4)/viewer.js	
@@ -1006,8 +1006,10 @@ actions.Actions({
 		// 		move to a more logical spot...
 		'max-key-repeat-rate': 0,
 
+		// Theme to set on startup...
 		'theme': null,
 
+		// Supported themes...
 		'themes': [
 			'gray', 
 			'dark', 
@@ -3717,7 +3719,9 @@ module.AppControl = ImageGridFeatures.Feature({
 
 				if(this.images){
 					var img = this.images[this.current]
-					win.title = 'ImageGrid.Viewer: '+ (img.name || img.path)
+					win.title = 'ImageGrid.Viewer: '
+						+ (img.name 
+								|| img.path.replace(/\.[\\\/]/, ''))
 				}
 			}],
 	],