Cygwin/X - Startup with Windows

Place a shortcut to

C:\cygwin\usr\X11R6\bin\startxwin.bat

in your startup folder (e.g. Start->All Programs->Startup)

To not have xterm pop up everytime you start up, open startxwin.bat and prepend REM in to this line:

%RUN% xterm -e /usr/bin/bash -l