Script Summary: Add print buttons to Google Reader at the bottom bar (with Previous/Next Item). The first button prints the content of the selected item. If no item is selected, an error box is shown. The second button prints all items displayed.
Version: 3.3
[ v3.2 - 10/06/2009 - Update url filter to handle all google's domains. ]
[ v3.1 - 17/12/2008 - Corrected a race condition if page is not completely loaded at script startup ]
[ v3.0 - 05/11/2008 - Updated after an update of Google Reader (thanks to Stephen Cronin for the bug fixe). ]
[ v2.1 - 09/10/2008 - Corrected the position problem (reported by Kaveh Dorafshan). And thanks to Jack Braidwood for your code, it's now in the script. ]
[ v2.0 - 2008-05-05 - Updated according Stephen Cronin's hack. The choice between a single item's print and the print of all the items is reported on two buttons instead of one ]
