Maybe one of these links will work better for you Lonk

http://ftp.kvantum.hu/pub/Virus/Spybot%20-%20Search%20&%20Destroy.v1.3_beta4/
http://www.xmaestro.wz.cz/download.php?soubor=7
http://download.overnet.org/tools/spybotsd13.exe
ftp://www.slunecnice.cz/slunecnice/win/s/spybotsd13.exe
ftp://ftp.freenet.de/pub/filepilot/windows/security/spybot/spybotsd13.exe
http://hawkburn.homedns.org/spybotsd13.exe