CREATE TABLE table_59589 ("Name" TEXT, "E-mail server" TEXT, "Faxing" TEXT, "Instant messaging" TEXT, "Telephony" TEXT, "Videoconferencing" TEXT, "Web conferencing" TEXT, "Data conferencing" TEXT, "Application sharing" TEXT, "Electronic meeting system" TEXT, "Synchronous conferencing" TEXT)

What is Videoconferencing, when Data Conferencing is 'No', and when Web Conferencing is 'No'?
SELECT "Videoconferencing" FROM table_59589 WHERE "Data conferencing" = 'no' AND "Web conferencing" = 'no'
SELECT "Videoconferencing" FROM "table_59589" WHERE "Data conferencing" = 'no' AND "Web conferencing" = 'no'