diff --git a/new-structs.go b/new-structs.go
index ffe83d4..ffc90b9 100644
--- a/new-structs.go
+++ b/new-structs.go
@@ -70,7 +70,11 @@ func (n *Node) Dump() {
 	log.Println("gui.Node.Dump() Width      = ", n.Width)
 	log.Println("gui.Node.Dump() Height     = ", n.Height)
 
-	log.Println("gui.Node.Dump() parent     = ", n.parent)
+	if (n.parent == nil) {
+		log.Println("gui.Node.Dump() parent     = nil")
+	} else {
+		log.Println("gui.Node.Dump() parent     = ", n.parent.id)
+	}
 	log.Println("gui.Node.Dump() children   = ", n.children)
 
 	log.Println("gui.Node.Dump() window     = ", n.window)
@@ -204,7 +208,7 @@ func findByName(node *Node, name string) *Node {
 	return nil
 }
 
-func (parent *Node) AddTab(title string) *Node {
+func (parent *Node) AddTab(title string, uiC ui.Control) *Node {
 	if parent.uiWindow == nil {
 		parent.Dump()
 		panic("gui.AddTab() ERROR ui.Window == nil")
@@ -226,7 +230,10 @@ func (parent *Node) AddTab(title string) *Node {
 	tab := parent.uiTab
 	parent.uiWindow.SetMargined(true)
 
-	tab.Append(title, initBlankWindow())
+	if (uiC == nil) {
+		uiC = parent.initBlankWindow()
+	}
+	tab.Append(title, uiC)
 	tab.SetMargined(0, true)
 
 	newNode := parent.makeNode(title, 555, 600 + Config.counter)
diff --git a/structs.go b/structs.go
index d09efb8..f15a0e0 100644
--- a/structs.go
+++ b/structs.go
@@ -200,6 +200,7 @@ func (s *GuiBox) AddTab(title string, custom ui.Control) *ui.Tab {
 	return tab
 }
 
+/*
 func (s GuiBox) AddBoxTab(title string) *GuiBox {
 	uiTab := s.AddTab(title, initBlankWindow())
 	tabSetMargined(uiTab)
@@ -209,10 +210,12 @@ func (s GuiBox) AddBoxTab(title string) *GuiBox {
 	box.Window.UiTab = uiTab
 	return box
 }
+*/
 
-func (s GuiBox) AddDemoTab(title string) {
-	uiTab := s.AddTab(title, makeWindowTemplate())
-	tabSetMargined(uiTab)
+func (n *Node) AddDemoTab(title string) {
+	newNode := n.AddTab(title, makeWindowTemplate())
+	newNode.Dump()
+	tabSetMargined(newNode.uiTab)
 }
 
 func (s GuiBox) AddDebugTab(title string) {
diff --git a/window-debug.go b/window-debug.go
index c440e03..de4b31b 100644
--- a/window-debug.go
+++ b/window-debug.go
@@ -187,6 +187,17 @@ func makeWindowDebug() ui.Control {
 		Data.ListChildren(true)
 	})
 
+	n1 = addButton(vbox, "Node.Dump()")
+	n1.OnClicked(func(*ui.Button) {
+		y := nodeCombo.Selected()
+		log.Println("y =", y)
+		log.Println("nodeNames[y] =", nodeNames[y])
+		node := Data.findId(nodeNames[y])
+		if (node != nil) {
+			node.Dump()
+		}
+	})
+
 	n1 = addButton(vbox, "Node.ListChildren(false)")
 	n1.OnClicked(func(*ui.Button) {
 		y := nodeCombo.Selected()
@@ -269,7 +280,10 @@ func FindBox(s string) *GuiBox {
 }
 
 func dumpBox(s string) {
-	for name, window := range Data.WindowMap {
+	var name string
+	var window *GuiWindow
+
+	for name, window = range Data.WindowMap {
 		if name != s {
 			continue
 		}
@@ -286,6 +300,7 @@ func dumpBox(s string) {
 		log.Println("gui.dumpBox() BoxMap START")
 		for name, abox := range window.BoxMap {
 			log.Printf("gui.DumpBoxes() \tBOX mapname=%-12s abox.Name=%-12s", name, abox.Name)
+			abox.Dump()
 			if name == "MAINBOX" {
 				if Config.Debug {
 					scs := spew.ConfigState{MaxDepth: 1}
diff --git a/window.go b/window.go
index 2f7c58a..3543b2b 100644
--- a/window.go
+++ b/window.go
@@ -214,7 +214,7 @@ func CreateWindow(title string, tabname string, x int, y int, custom func() ui.C
 		log.Println("SERIOUS ERROR n.box == nil in CreateWindow()")
 		log.Println("SERIOUS ERROR n.box == nil in CreateWindow()")
 	}
-	n.AddTab(title)
+	n.AddTab(title, custom())
 	// TODO: run custom() here // Oct 9
 	return n
 }
@@ -319,7 +319,7 @@ func CreateBlankWindow(title string, x int, y int) *Node {
 	return node
 }
 
-func initBlankWindow() ui.Control {
+func (n *Node) initBlankWindow() ui.Control {
 	hbox := ui.NewHorizontalBox()
 	hbox.SetPadded(true)