... replace every \t (tab character) which is NOT immediately proceeded by '454354' with '<br>'? Thanks. I suspect this is any easy one, but I've been staring at it for an hour, and I can't figure it out. Brain not working well today. -Kevin Zembower ----- E. Kevin Zembower Unix Administrator Johns Hopkins University/Center for Communications Programs 111 Market Place, Suite 310 Baltimore, MD 21202 410-659-6139Thread Next