Can't detect keyboard and mouse on computer starts.
 

Hi, I have a samll problem on my computer. I have using Windows XP professional service pack 3. I recently added 500GB SATA harddisk to my computer. Now my computer has two hard disks, 80GB PATA harddisk and 500BG SATA harddisk. After i added this new SATA harddisk. When i boot my computer...