double spacing, chapter breaks

Hi everyone:

How do I get double spacing on the main text while retaining single spacing
on the quoted displays?

Also, how do I prevent page breaks on new chapters?

TIA,

-- 
-Kevin

-----------
"President Obama's approval ratings are so low now, Kenyans are accusing
him of being born in the United States." –Jay Leno

Mrs. Bill Gates came up with the name "Microsoft" on their wedding night!

*Linux is user friendly.  Its just picky who its friends are!*
Some really hot girls have asked me out.  Usually it goes something like:
"Kevin get out, NOW!"