Wubi installation issues

[miniclip22]

Hello all. I have just recently download and burned Xubuntu 64 bits. When I try to install, there is no boot entry after restart. To make things worse, I cannot unnistall xubuntu 9.10. I get this error in Windows 7:

http://i764.photobucket.com/albums/xx286/miniclip22/my%20photos/xubuntuerror.png

Please help me, and thanks in advance!!!!:popcorn: