how to fetch data from oracle data base using java script

Summary

how to fetch data from oracle data base using java script

Content

i m using

1_ Oracle Entreprise Manager version 9.2.0.1.0

2_ Forms [32 Bit] Version 9.0.2.9.0 (Production)

3_ Oracle JInitiator: Version 1.3.1.9

4_ WebUtil Version 1.0.2(Beta)

5_ window xp service pack 3

i create data base meteo with a table employes having the following information

id      name      salary           years

1       wwww        2000$      2011

2       aaaa        3000$      2011

3       vvvvv        1500$      2011

4       fffff        1000$      2011

any one can help me to fetch data(salary, years) from the employees table in order to display them on a graph using javascript??
any help i appreciate it.