Google Reader Keyboard Shortcuts

SHORTCUT	ACTION
j/k	item down/up - selects the next/previous item in the list
space/shft-space	page down/up - moves the page down/up
n/p	scan down/up - in list view, selects the next item without opening it
o	open/close item - in list view, expands or collapses the selected item
enter	open/close item - in list view, expands or collapses the selected item
s	toggle star - stars the selected item
shft-s	toggle share - shares the selected item
m	mark as read/unread - switches the read state of the selected item
t	tag an item - opens the tagging field for the selected item
v	view original - opens the original source for this article in a new window
shft-a	mark all as read - marks all items in the current view as read
1	expanded view - displays the subscription as expanded items
2	list view - displays the subscription as a list of headlines
r	refresh - refreshes the unread counts in the navigation
shft-n/p	navigation down/up - selects the next/previous subscription or folder in the navigation
shft-x	navigation expand/collapse - expand or collapse a folder selected in the navigation
shft-o	navigation open subscription - opens the item currently selected in the navigation
gh	go to home - goes to the Google Reader homepage
ga	go to all items - goes to the All items view
gs	go to starred items - goes to the Starred items view
gt	go to tag - allows you to navigate to a tag by entering the tag name
gu	go to subscription - allows you to navigate to a subscription by entering the subscription name
u	toggle full screen mode - hides and shows the list of subscriptions
?	keyboard shortcuts help - displays a quick guide to all of Reader's shortcuts