You will be able to optimize a graphic using a photo editor.
You will be able to identify what JQuerry is and why you would use one of its features.
You will be able to create a webpage using Lightbox for displaying graphics.
Download: Light box
Post: 3 before and 3 after graphics that you modified using Photoshop. The graphics page must use Lightbox!
Watch: Photoshop Optimizing Web Graphics
Watch: Adobe Beginner photo editing course (if my notes don't help)
Checkout : Stock Photos Royalty Free images
Watch: Light Box with Graphics
Crop, RGB, JPEG, GIF, PNG, Pixel, Vector Graphics, Scanner