could you help me about loading jdbc  drivers and connection to microsoft sql
server 2000?

or is there small application on these subjects?

u can try the following links
http://dbforums.com/arch/92/2002/4/344666
http://edocs.bea.com/wls/docs81/notes/
docs.openlinksw.com/.../OPLDriversUtilization.html
www.weblogic.com/docs45/install/install_jdbc.html

You must download driver from Microsoft web site. Of course you should a
licenced user

get jdbc  drivers from db vendor(Oracle, ww.otn.oracle.com).