How-to Rotate your Samsung 245BW
 

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.

http://www.simonlau.ca/index.php=how...-samsung-245bw

I have never used a monitor rotated 90°, yes for gimmick or fun tried it 5min, but for actual work... never. Don't see the use of it