livestream procaster 20.0.89 does not work

[GoodCompany]

http://cdn.livestream.com/mds/Livest...er-20-0-89.pkg i have a mac ox 10.5.8 and was told by livestream to use 20-0-89 when you download livestream procaster 20.0.89 it jumps the destination select in the installer. Once you have finally downloaded it and you open the application it say that the applications not responding.

would be grateful if someone could help me

thanks