[ubuntu] Instalation hanging after "system requirements" screen

view full story

http://ubuntuforums.org – Hi, I am trying to install Ubuntu on my machine, the history is the following: I have a dual boot computer with Windows 7 and Ubuntu. Yesterday I turned the computer on and tried to boot on Windows, it then showed that "repair" system. It started repairing and failed with an I/O failure. Since then I have no GRUB, so I cannot boot. I then ran Ubuntu LiveCD, it booted perfectly. I can mount all the partitions and so on, but I noticed that the Ubuntu partition was corrupted. I tried to reinstall Ubuntu, the installer loads, I choose the language, click next and the page showing the r (Hardware)