I know that many users face this problem while installing xp on netbook. The moment you boot from external drive or usb, blue screen appears showing some missing files (bootmanager). This happens because of the new SATA hard disks of netbooks are in ICHE configuration that blocks the installation. The simple thing you need to do is change the configuration from ICHE to IDE and try again from external usb/drive.
Life is defined by thoughts and perceptions. Training your thoughts can do wonders to a human life. One can remodel the whole network of thoughts and perception to attain a healthy mind and body. Its neither easy nor impossible. Give it a sincere try and see the results.