Firefox/list threads

* Threads "A" "B" "C"
* Threads "D" "E"
* Thread "F"
* Threads "G" "H" "I"
* Threads "J" "K" "L"
* Threads "M" "N" "O"
* Threads "P" "Q" "R"
* Threads "S" "T" "U"
* Threads "V" "W" "X"
* Threads "Y" "Z" and Symbols and Numbers