smurfie@mushroom:~/public_html/_epsi/servlets/WEB-INF$ more web.xml
<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE web-app
PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
"http://java.sun.com/dtd/web-app_2_3.dtd">
<web-app>
<servlet>
<servlet-name>SimpleServlet</servlet-name>
<servlet-class>SimpleServlet</servlet-class>
</servlet>
</web-app>
PROBLEM:
http://epsi.bz ---> work
http://epsi.bz/servlets --> 404 not found
Of course it is not found. In your web.xml you didn't specify URL-to-Servlet mapping.
<servlet-mapping>
<url-pattern>/servlets/testMe</url-pattern>
<servlet-name>SimpleServlet</servlet-name>
</servlet-mapping>
Nix.