Qt Script for Applications requires Qt 3.1.1. On Windows start the self extracting qt package executable and follow the usual installation process. On Unix or Mac untar the Qt package, cd into the directory and follow with the usual installation process (./configure; make). The $QTDIR environment variable has to point the Qt installation directory. Also make sure that $QTDIR/bin is in your PATH and $QTDIR/lib has to specified in your library path. To install QSA then run Unix or Mac: ./configure make Windows: configure.bat for Windows NT/2000/XP configure9x.bat for Windows 95/98/Me nmake for MSVC make for Borland For further information on Qt Script for Applications, see the README RELEASENOTES file.