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Tasks	Bugs	Owners	Delivery Mileston	Estimated Improvments
New Window Performance
General Improvements	77999: cache rule processors for XUL, scoped and UA stylesheets	hyatt	0.9.7	5-6%
	106153: XBL footprint: throw away XML elements in XBL	hyatt	0.9.6	some improvements in bring up window with new XBL, such as pref panel
	~~80208~~: creating too many popup listeners?	pchen	0.9.6
	104127: Closing windows is slow in RDF	shaver		should we fix this?
	69143: nsStyleUtil::FindNonTransparentBackground 7% of window paint time	pierre
	104176: fast refresh on window close	hyatt	0.9.7
	105333: cache a browser window on close (hide instead) to make next browser window fast	hyatt	0.9.8
	~~104336~~: eliminate nsIRuleNode (DeComify)	hyatt	0.9.6	2-3%
	104989: improve 2nd compose window time by hiding compose window on send, and re-showing it after clearing, subject, etc	sspitzer	0.9.6
Window Close Performance on Linux	28639: clicking window-close "X": response time 10 sec. with 25 windows open	waterson	1.0
	39742: file\|quit takes a huge amount of time	jst
	42321: javascript GC forced on window/document create/destroy	jst

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