Problem Installing Horizon

Need help on this guys, this few days i have try to install this horizon and every time i try i got this message
"The installer was unable to access the server. Please try again later."
i,m using windows xp, firewall and anti virus have been disable but still got those message every time i try.

Try downloading and installing it from here:

pour moi aussi et j ai windows 7 méme avec le lien mon nom n apparai enfin diament j ai méme changer le moteur de recherche google firefox rien a faire