add page/post title to header site title.

I would like to add the page/post title to the header area.
example

currently this page

http://brooklynpeddler.com/4-tone-whistle

has this in the header
"
BrooklynPeddler.com

Fine railroad novelty items and other fun things including the best wooden train whistle made
"

I would like it to read
"
BrooklynPeddler.com 4 Tone Whistle

Fine railroad novelty items and other fun things including the best wooden train whistle made
"


4 Tone Whistle would be where the post/page title is replaced..