Not sure if this is so obvious that everybody is doing it already . For those OS X users here, a simple 'File / Export bookmarks' in safari generates an html page that can be copied over to the 770 via USB and then imported in the Bookmark app through Tools / Import

Job done! For longer lists, a reboot is needed.

Very useful whenever there is a firmware upgrade Also, for those of us less technical than dillera, you can convert your bookmarks on the mac desktop.