Simon Lau posted a brief article on how-to rotate a Samsung 245BW monitor to get portrait view.

One of the features that the Samsung 245BW is missing is the ability to rotate the monitor for a portrait view. In this mini-article, I'm here to reveal the steps and tools necessary to turn your ordinary 245BW into a portrait capable monitor. Be sure to start this process by turning off your monitor and disconnecting the power cord for safety reasons.

How-to Rotate your Samsung 245BW