XHTML 1.0 Strict Doctype + 5 blank lines above

The doctype & html element used on this page are:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">>
<html xml:lang="en" lang="en">

You can test the mode on IE & Mozilla using this CSS compatibility bookmarklet.