How to add images in Flicker

Hi Guys,

I have recently purchased this theme http://themeforest.net/item/selemak-responsive-wordpress-theme/6533968?ref=CantoThemes from theme forest. Just got stuck in between last section which is "how to add images in Flicker section of this particular theme.

For your reference here I have attached the screenshot of which I am talking about.

Looking forward to hear from you guys.

With regards,
Kelly