hi everyone this is my first post on this forum been on other for quite some time but im here with a problem i just bought efi live v2 and when i insert the cd and click to download v7.5 my computer and i get this error message "the requested operation requires elevation. win32 error:740" now ive uninstalled the old one tried that tried restarting my computer i have vista and i am set as an administrator can any one help ?