In this directory one finds the following files: - readme This file - 4jphact.f Fortran code of the program FOURJPHACT - trans.ps Transparencies of the presentation given at the meeting of the QCD subgroup of the LEP2 Monte Carlo Workshop. From them one can understand what is the purpose of 4jphact.f and some of its characteristics. Notice that since then some new features have been implemented, in particular: - the Cambridge ycut has been added to Jade and Durham - all four parton processes can be computed and generated in one shot: one may choose between generating one final state at a time or all 20 together. - 4jphact.how explanations on how to run the program. The meaning of the various input parameter and flags is examined and the various possibilities explained In the subdirectory example one finds the following files: - readme.ex A file describing the two successive test runs whose scripts and results are in the following files. - testflat1.scr Script file of the first test run - testflat2.scr Script file of the second test run - testflat1.res Results of the first test run - testflat2.res Results of the second test run - abprob.dat File generated by the program in the first test run and used in the second - abvegas.dat File generated by the program in the first test run and used in the second