[jQuery] Please comment on any shortcomings of code or logic

[jQuery] Please comment on any shortcomings of code or logic

Hello friends,
I am learning jquery these days and I am building small plugins just for learning purposes. This link show a paginator plugin I just made.
<a href="http://pastebin.me/493aa9fe2b475">http://pastebin.me/493aa9fe2b475</a>
Kindly give any suggestions you will, so that I can improve my learning and understanding.
I would be grateful
regards
shavinder