Uploading pictures is located at the left side of your album name.. Follow these steps...
Go to "My Profile"then click "Add Album". After filling up click "Save Changes". Then after that you will noticed these phrases "This album does not have any pictures". At the top, you will see a highlighted (black) rectangular object. Left side indicates the name of your album then the right side indicates "Upload Pictures" and "Edit Album".
Note: You cannot easily find those two phrases because of the dark highlighted color.