how to place servlets in tomcat & execute them

my application is under webapp/developer .
i have configured that in server.xml.
i have placed my html in webapp/developer/servlets/abc.html
the html is working fine.
in side html form action=localhost:8080/developer/samples/Properties
which is my .class of my servelt
i have place the servlet Properties.java and its class file in webapps/developer/web-inf/classes/samples/Properties.java & .class
I did not add this calls in web.xml.
di i need to if so
please tell me the code i need to add also
thnaks
indira

I got it myself!
Thankyou!