can neone give me the silent switches for sldcodec installation??

thanks

the dl site (for the one's who's wondering what the heck sldcodec is, so did I) (I've no info what codecs are in it)
http://perso.club-internet.fr/jpfile/multimedia2.htm

I don't know the switch
though there is kazaalite codec pack which I think would be better..
sorry to bother I've no answer