Fixed a bug where clicking on mouse button-3 as the first click     causes sccstool to lock up
Fixed a bug where clicking on mouse button-3 as the first click
    causes sccstool to lock up

bk: 39a17f3aryDNGuliefq3UpIeBYAwuA
bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper,bitkeeper-scm/bitkeeper