If your browser opens the file as text, right click and save it.
You can use demo_gototick to fast forward to the tick where the match actually starts.
http://hsp.hk/file/rico/auto-20111028-2138-cp_gravelpit.dem (Match starts at tick 152859)
http://hsp.hk/file/rico/auto-20111028-2240-cp_freight_final1.dem (Match starts at tick 29859)
http://hsp.hk/file/rico/auto-20111028-2310-koth_viaduct.dem (Match starts at tick 95000)
http://hsp.hk/file/rico/auto-20111028-2352-cp_degrootkeep.dem