Sorry, did not finish...

> Sorry for beening such a lame, but can you explain me how actualy to
> do what you told me?

Check the JDBC tutorials about specifying the connection properties. List of
properties you will find at:

http://jaybirdwiki.firebirdsql.org/config/ListOfDPBProperties

> What do you mean by new release?

JayBird 1.5.2 or JayBird 1.5.3

> How to specify lc_type and charSet actualy?

See JDBC tutorial.

> About JVM you told me execute "java -Dfile.encoding=Cp1252
> $CLASSPATH com.mycompany.MyClass"... "com.mycompany.MyClass" is my
> class path right?

"com.mycompany.MyClass" is your class with main(String[] args) method.
$CLASSPATH is an env. variable with your classpath.

Roman