need script in php or java script

i have page that i want that wahen the visitor will click on the link - so it will open 2 things
1) another htm page
2) will download the software
you can see it work in www.babylon.com
click on the "download now" bottom - and see that you get the software start download and also you imeddiatly go to another page.
i want to have script that do the exactly the same.

 

Check your PMs

 

thank you nooz2 - great job.
from now i dont need the job - nooz make the work.