Missing tags in HTML DOM Question

Hi,

I am a bit new to the HTML extensions to the HTML DOM, but I don't 
I don't see what the interface corresponding to the inline tags like <em>, <it>,
<bold> etc. 

Am I missing something obvious here?

Sincerely,
Dr. Lewis Stiller     Franz Inc.
1995 University Ave., Berkeley, CA  94704   
stiller@franz.com