http://www.microsoft.com/windowsxp/downloads/powertoys/xppowertoys.mspx

download the picture resizer power toy
my korean homepage only allows pix 500kb or less
i find photoshop annoying when working on multiple pictures
this will do them all (like click dragging is possible too)
much easier to post pics :)
not THAT much of a loss in quality too!
enjoy