Where can I find PE ratio of SENSEX and NIFTY?

Can you tell me where I can find PE ratio of SENSEX and NIFTY?
Can you tell me where at I can find PE ratio of NIFTY and SENSEX?
Can you suggest me where at I can find this information?
Thanx. PE ratio if NIFTY doesn’t yield anything. However that for SENSEX works at Economic Times website.