Need advise and comment

[mrkong]

Hi all,

I have just join the forum and have a gallery on the web site, pls comments for my improvement, thank you so much.

http://www.dphotographer.co.uk/pics_userpics.php?userID=4571

I also have a multiply site: http://sirsas62.multiply.com

I am also thinking to spend some money on something, and I am not sure what I will get, can someone advise thanks:
- Nikon SB900 or
- Nikon 50mm F1.4 or
- Sigma 10-20mm

Cheers