Continental Airlines posted a first quarter net loss of $146 million, $10 million more than the net loss from a year earlier

, despite a 7 percent increase in total passenger revenue and passenger unit revenue. "Corporate revenue booking trends are positive and we are seeing a pick up in bookings inside 14 days," said chief marketing officer Jim Compton. First quarter corporate revenue, he added, was up 20 percent year over year "but still down 17 percent from 2008."