How to run proxyservlet

I downloaded Mail4Me to my cellphone, it works ok, but now I want to get=20
more experiented with it and I want to run my own jakarta-tomcat server=20
where my phone contacts. I haven=B4t never used this kind of stuff, but I=
 have=20
tomcat running now. How do I use the Proxyservlet. Is it working now when=
 I
used the servlet with tomcat and got a white screen. How can I make my=20
telephone to contact to this local servlet? In which class it is=20
specificated that which server the phone contacts?
And what changes I=B4ll must to do in the code?
Or is it so simple to use that I specify in the phone(Mail4Me) settings t=
he=20
http proxy to something like http://localhost:8080/servlet/ProxyServlet?

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