Keyboard shortcuts for navigating the tags

The following keyboard shortcuts to quickly navigate within the structural elements (tags).

Page upScroll up the page
Page downScroll down the page
Down arrowNext item
Up arrowPrevious item
Right arrowExpand the tag tree
Left arrowCollapse the tag tree
Ctrl + Down arrowNext child element
Ctrl + Up arrowPrevious child element
F3Next element of the same type
Shift + F3Previous element of the same type