how to do HTTP Prefetch for proxy server

Our team is developing http proxy server(in C++)which can handle 5000
clients. I have to implement prefetch how to do it can give hints and
good study material.
I have another more doubt how to know links of a page and store it in
cache
For Example :
Take URL www.google .com it contain internal links
http://www.google.co.in/images/hp0.gif
http://www.google.co.in/images/hp1.gif
http://www.google.co.in/images/hp2.gif
how to know these links form the data or buffer I got it form
www.google .com server .

sandeep wrote:
> Our team is developing http proxy server(in C++)which can handle 5000
> clients. I have to implement prefetch how to do it can give hints and
> good study material.
> I have another more doubt how to know links of a page and store it in
> cache
> For Example :
> Take URL www.google .com it contain internal links
> http://www.google.co.in/images/hp0.gif
> http://www.google.co.in/images/hp1.gif
> http://www.google.co.in/images/hp2.gif
> how to know these links form the data or buffer I got it form
> www.google .com server .
>

If you cannot cope with the asigment then outsource it to the first
world!!!!!!