FILTER="$(GET f)"
SEARCH="$(GET s)"
-ORDER="$(GET o |grep -m1 -axE 'Date|Name|Length' || printf Name)"
+ORDER="$(GET o |grep -m1 -axE 'Date|Name|Length|Group' || printf Name)"
LISTSIZE="$(COOKIE pagesize |grep -m1 -axE '[1-9][0-9]*' || printf 50)"
ITEM="$(PATH "${PATH_INFO#/}")"
ACTION="$(GET a)"