hard drive not showing up

hey i just added a new hard drive and its not showing up under my computer.. its only showing the c drive. i know my jumprer is set it slave. when i go under device manager i can see both hard drive and it says the new one is working properly but i cant see it when i go to my computer.. what do i do :S

go [right click my computer>manage>disk management]
find your new drive there, then format it or partition it etc.

alternatively you can download an app from teh hdd manufacturer's website and use that to initialise your new hdd.

http://seagate.com/support/disc/drivers/discwiz.html

http://maxtor.com/portal/site/Maxtor/menuitem.3c67e325e0a6b1f6294198b091346068/?channelpath=/en_us/Support/Software%20Downloads/View%20By%20Category/Hard%20Drive%20Kits/ATA-SATA%20Family/Utilities&downloadID=57

http://support.wdc.com/download/index.asp?cxml=n&pid=999&swid=1