if you want add a photo, look just under your message (when you write it) and click on "upload image" click on "Browse" and select your pc file that stores your photos and then click on "upload" ! Now "submit" ant it's all !!!
GOOD LUCK :o)
take a look here(click on the link) and if you click on the word: tutorial in the left list of words a lot of questions about this site are answered there
and: Welcome to cute!