Creating file on a server through a jsp which is running on another server

[sagar vedantam]

Hi guys,
I am involved in a project which is used for alliances between different sites.
Suppose there is site 'A' which is content provider to site 'B'.
Site A maintain a database of list of sites who wants A's
content.Now site A is creating a software which generates an
html page with the links to A's site for site B(i.e in B's
site content of site A is displayed.
This software should store the html page on B's site.
i.e B' server.
This software is running on A's server and should store the
html page on B's server i.e Software will be running on A's
server and should store html file in B's server.
How should i store the html page from A's server to B's server?
Any one please help .......
Thanx
Sagar