i have design simple web site with dreamwear using asp and vbscript

i have design simple employee rocord table

i have put dynamic pull down menu in my form but i am selecting employee name
from pull down menu and i want to fill out all other detail to my form ,means
when i selct any employee from list it should show me detail for that employee
..on same page

can you pls help me how to write that code in asp and vbscript i know on
script you can write onchange event but no idea how should i write full code

pls help me