diff --git a/window-debug.go b/window-debug.go
index 4b8abb5..e87d0dc 100644
--- a/window-debug.go
+++ b/window-debug.go
@@ -2,6 +2,8 @@ package gui
 
 import (
 	"log"
+	// "fmt"
+	"strconv"
 
 	"github.com/andlabs/ui"
 	_ "github.com/andlabs/ui/winmanifest"
@@ -243,7 +245,7 @@ func makeWindowDebug() *ui.Box {
 		log.Println("nodeNames[y] =", nodeNames[y])
 		node := Data.findId(nodeNames[y])
 		if (node != nil) {
-			node.AddDemoTab("added this DemoTab")
+			node.AddDemoTab("ran gui.AddDemoTab() " + strconv.Itoa(Config.counter))
 		}
 	})
 
diff --git a/window-demo.go b/window-demo.go
index 7f964ef..92e89e8 100644
--- a/window-demo.go
+++ b/window-demo.go
@@ -14,7 +14,9 @@ func (n *Node) AddDemoTab(title string) {
 	tabSetMargined(newNode.uiTab)
 	newNode.Dump()
 	newNode.ListChildren(false)
-	addDemoGroup(newNode.uiBox)
+	addDemoGroup(newNode, "new group 1")
+	addDemoGroup(newNode, "new group 2")
+	addDemoGroup(newNode, "new group 3")
 }
 
 func makeDemoTab() *ui.Box {
@@ -45,11 +47,12 @@ func makeDemoTab() *ui.Box {
 	return hbox
 }
 
-func addDemoGroup(hbox *ui.Box) {
+func addDemoGroup(n *Node, title string) {
+	hbox := n.uiBox
 	if (hbox == nil) {
 		return
 	}
-	group := ui.NewGroup("DemoEditBox 2")
+	group := ui.NewGroup(title)
 	group.SetMargined(true)
 	hbox.Append(group, true)