How do I delete pictures that I have stored in my yahoo email account?

I can save them on my computer, but I have like 50 pics. that I would like to erase!! Help!!! Thanx.
How do I delete pictures that I have stored in my yahoo email account?
Click on the PICS folder on the bottom left, then from there, check all the ones your going to erase, and click on the top where it says DELETE...n den BAM ur done.! good luck!