PLEASE HELP... My Win-xp freezes when start the XP logo. boot normally. The white rectangles run fast. Then, when logo rises, all stop... Advice me please !

Have you tried Windows Safe-Mode ? Does that work ? If it does then do this: How to Perform a Clean Boot in Windows XP To help troubleshoot error messages or other issues when you cannot determine the cause of the issue, disable common startup programs, settings, and drivers to eliminate possible software conflicts when you start Microsoft Windows XP. This procedure is known as "clean booting." ------------- (Can be done by way of Windows Safe-Mode, if normal Windows does not work, A Description of the Safe Mode Boot Options in Windows XP logon as Administrator, but where it says RESTART, restart into normal Windows.) ------------- How to perform advanced clean-boot troubleshooting in Windows XP Print the articles for reference.

Besides keeping your system clean from viruses and spyware also make sure you keep the HD free from excessive fragmentation, as this may help prevent startup problems, freezeups, crashes etc. You could run the Windows defragmenter manually or set one of the third party automatic defraggers on the job.