diff --git a/main.go b/main.go
index 0316c3e..db597b6 100644
--- a/main.go
+++ b/main.go
@@ -105,9 +105,7 @@ func (f *TMainForm) OnFormCreate(sender vcl.IObject) {
 
 	//
 
-	mnuSep := vcl.NewMenuItem(mnuFile)
-	mnuSep.SetCaption("-") // Creates separator
-	mnuFile.Add(mnuSep)
+	vcl_menuseparator(mnuFile)
 
 	mnuFileExit := vcl.NewMenuItem(mnuFile)
 	mnuFileExit.SetCaption("Exit")
diff --git a/util_vcl.go b/util_vcl.go
index cb23c7f..bc82efa 100644
--- a/util_vcl.go
+++ b/util_vcl.go
@@ -30,9 +30,22 @@ func vcl_row(owner vcl.IWinControl, top int32) *vcl.TPanel {
 func vcl_menuitem(parent *vcl.TMenuItem, caption string, imageIndex int32, onClick vcl.TNotifyEvent) *vcl.TMenuItem {
 	m := vcl.NewMenuItem(parent)
 	m.SetCaption(caption)
-	m.SetImageIndex(imageIndex)
-	m.SetOnClick(onClick)
+	if imageIndex != -1 {
+		m.SetImageIndex(imageIndex)
+	}
+	if onClick != nil {
+		m.SetOnClick(onClick)
+	}
 	parent.Add(m)
 
 	return m
 }
+
+// vcl_menuseparator adds a separator to the parent TMenuItem.
+func vcl_menuseparator(parent *vcl.TMenuItem) *vcl.TMenuItem {
+	s := vcl.NewMenuItem(parent)
+	s.SetCaption("-") // Creates separator
+	parent.Add(s)
+
+	return s
+}