> I made a call to HTML() without pyjamas.ui in front of it, and of
> course that led to the html not being rendered, but I'm wondering why
> there was no error thrown:

> #from pyjamas.ui import Button, RootPanel
> from pyjamas import Window
> import pyjamas.ui

> doc = pyjamas.ui.RootPanel()

> def greet(sender):
>     Window.alert("Hello, AJAX!")

> class Hello:
>     def onModuleLoad(self):
>         b = pyjamas.ui.Button("Clik me", self.greet)
>         doc.add(b)
>         hw = HTML("Hello <b>World</b>")  #### buggy line
>         doc.add(hw)

>     def greet(self):
>         Window.alert("Hello, sel2342f AJAX!")