Fox News Channel talk-show host Glenn Beck is developing subscription-based online TV programs that could be the precursor to a full-fledged premium video site or cable channel planned for after his contract with Fox expires at the end of 2011.Beck’s production company has been staffing up and expanding its roster of web TV shows offered as part of the Insider Extreme membership plan on Beck’s website. The site also simulcasts Beck’s three-hour radio show and other free audio programs, leading some observers to speculate that he’s planning to launch his own Oprah-style cable network or a hybrid online/cable media venture.Forbes magazine estimates that Beck’s Web operations earned $4 million in 2010 – double his $2 million earnings from Fox. Insider Extreme memberships cost $9.95 a month, $44.95 for six months, or $74.95 annually.