Programme Download Problem

[robbo1331]

When I download a programme or a game and try to install it, all that happens is a black screen flashes up quickly then nothing happens does anyone know why this is.

[firefox]

do not double post, wait for your replies and go TO YOUR OTHER POST (http://filesharingtalk.com/index.php?showtopic=99118&st=0&#entry864075) and read the replies