diff --git a/experiments/outline-editor/editor.css b/experiments/outline-editor/editor.css
index cfff949..368b941 100755
--- a/experiments/outline-editor/editor.css
+++ b/experiments/outline-editor/editor.css
@@ -8,6 +8,8 @@
 
 	/*text-size-adjust: none;*/
 	text-size-adjust: 150%;
+
+	/*scroll-behavior: smooth;*/
 }
 
 .editor {
@@ -45,6 +47,7 @@
 
 	font-family: sans-serif;
 	font-size: var(--font-size);
+	white-space: pre-wrap;
 
 	outline: none;
 	border: none;
@@ -110,6 +113,7 @@
 }
 
 
+/*-------------------------------------------------------------------*/
 /* Styles */
 
 .editor .outline .heading-1>span,
@@ -152,6 +156,7 @@
 }
 
 /* XXX EXPERIMENTAL -- not sure about this... */
+.editor .outline .list-item:before,
 .editor .outline .list>[tabindex]:before {
 	display: inline-block;
 	position: absolute;
@@ -163,6 +168,19 @@
 	background: silver;
 }
 
+.editor .outline .XXX>span {
+	background: yellow;
+}
 
+.editor .outline .comment>span {
+	color: silver;
+}
 
+.editor .outline [tabindex]>span>input[type=checkbox] {
+	--width: 3em;
+
+	height: 1em;
+	width: var(--width);
+	margin-left: calc(-1 * var(--width));
+}
 
diff --git a/experiments/outline-editor/editor.js b/experiments/outline-editor/editor.js
index 1d790ab..47c1d75 100755
--- a/experiments/outline-editor/editor.js
+++ b/experiments/outline-editor/editor.js
@@ -331,28 +331,44 @@ var Outline = {
 				elem.style = style 
 				return text } }
 		elem.text = code 
-			// attributes...
+			// hidden attributes...
 			// XXX make this generic...
-			.replace(/\n\s*collapsed::\s*(.*)\s*$/, 
+			// XXX should these be hidden from code too???
+			// collapsed...
+			.replace(/(\n|^)\s*collapsed::\s*(.*)\s*(\n|$)/, 
+				function(_, value){
+					elem.collapsed = value.trim() == 'true'
+					return '' })
+			// id...
+			.replace(/(\n|^)\s*id::\s*(.*)\s*(\n|$)/, 
 				function(_, value){
 					elem.collapsed = value.trim() == 'true'
 					return '' })
 			// markdown...
+			// ToDo...
 			.replace(/^TODO\s*(.*)$/, '<input type="checkbox"> $1')
 			.replace(/^DONE\s*(.*)$/, '<input type="checkbox" checked> $1')
+			// style: headings...
 			.replace(/^######\s*(.*)$/, style('heading-6'))
 			.replace(/^#####\s*(.*)$/, style('heading-5'))
 			.replace(/^####\s*(.*)$/, style('heading-4'))
 			.replace(/^###\s*(.*)$/, style('heading-3'))
 			.replace(/^##\s*(.*)$/, style('heading-2'))
 			.replace(/^#\s*(.*)$/, style('heading-1'))
-			//.replace(/^[-\*]\s*(.*)$/, style('list'))
+			// style: list...
+			.replace(/^[-\*]\s+(.*)$/, style('list-item'))
 			.replace(/^\s*(.*):\s*$/, style('list'))
+			// style: misc...
+			.replace(/^((\/\/|;)\s+.*)$/, style('comment'))
+			.replace(/^XXX\s+(.*)$/, style('XXX'))
+			.replace(/^(.*)\s*XXX$/, style('XXX'))
+			// basic styling...
+			// XXX these are quite naive...
 			.replace(/\*(.*)\*/g, '<b>$1</b>')
 			.replace(/~([^~]*)~/g, '<s>$1</s>')
 			.replace(/_([^_]*)_/g, '<i>$1</i>') 
+			// elements...
 			.replace(/(\n|^)---*\h*(\n|$)/, '$1<hr>')
-			.replace(/\n/g, '<br>\n')
 		return elem },
 
 	// serialization...
@@ -419,7 +435,10 @@ var Outline = {
 								collapsed = value == 'true'
 								return '' })
 					parent.push({ 
-						text: block,
+						text: block
+							// normalize indent...
+							.split(new RegExp('\n'+sep+'  ', 'g'))
+							.join('\n'),
 						collapsed,
 						children: [],
 					})
@@ -570,7 +589,7 @@ var Outline = {
 		Escape: function(evt){
 			this.outline.querySelector('textarea:focus')?.parentElement?.focus() },
 		Delete: function(evt){
-			if(evt.target.isContentEditable){
+			if(this.get('edited')){
 				return }
 			this.remove() },
 
@@ -597,6 +616,18 @@ var Outline = {
 		// update stuff already in DOM...
 		for(var elem of [...outline.querySelectorAll('textarea')]){
 			elem.autoUpdateSize() } 
+		// click...
+		outline.addEventListener('click', 
+			function(evt){
+				var elem = evt.target
+				// toggle checkbox...
+				if(elem.nodeName == 'INPUT' && elem.type == 'checkbox'){
+					var node = elem.parentElement.parentElement
+					var text = node.querySelector('textarea')
+					text.value = 
+						elem.checked ?
+							text.value.replace(/^\s*TODO(\s*)/, 'DONE$1')
+							: text.value.replace(/^\s*DONE(\s*)/, 'TODO$1') } })
 		// heboard handling...
 		outline.addEventListener('keydown', 
 			function(evt){
@@ -606,6 +637,16 @@ var Outline = {
 		outline.addEventListener('focusin', 
 			function(evt){
 				var node = evt.target
+				// scroll...
+				// XXX a bit odd still and not smooth...
+				;((node.nodeName == 'SPAN' 
+							|| node.nodeName == 'TEXTAREA') ?
+						node
+						: node.querySelector('textarea+span'))
+					?.scrollIntoView({ 
+						block: 'nearest', 
+						behavior: 'smooth',
+					})
 				// handle focus...
 				for(var e of [...that.dom.querySelectorAll('.focused')]){
 					e.classList.remove('focused') }
diff --git a/experiments/outline-editor/index.html b/experiments/outline-editor/index.html
index b7373a5..0a6d57b 100755
--- a/experiments/outline-editor/index.html
+++ b/experiments/outline-editor/index.html
@@ -28,9 +28,6 @@ var setup = function(){
 	<div class="code">
 - # Outline editor prototype
 - ## TODO
-  - BUG: delete in edit mode deletes node
-  - BUG: multiline blocks do not indent correctly in editor
-  - make checkboxes clickable
   - editor: enter on an expanded parent node should create child (currently next sibling)
   - editor: bksapce/del at start/end of a block should join it with prev/next
   - editor: pressing enter in text edit mode should split text into two blocks
@@ -58,7 +55,7 @@ var setup = function(){
   - ~add optional text styling to nodes~
   - 
 - ## TEST
-  - Formatting
+  - Formatting:
     - Styles
       - # Heading 1
       - ## Heading 2
@@ -71,6 +68,9 @@ var setup = function(){
         - a
         - b
         - c
+	  - // C-style comment
+	  - ; ASM-style comment
+	  - XXX Highlight
 	- line
 		- ---
     - basic inline *bold*, _italic_ and ~striked~