congrats to your son!
step 1: host it (or upload it) on a site such as photobucket.com or hunt101.com
step 2: when its on your gallery, below it somewhere should say "image url"
step 3: copy and paste that and click on the image bar where you would type your message (above). paste it in the space provided and press ok. it should appear when you post the message.
Thanks guys, thats me in that picture, it was an exciting experience for me. It was quite amazing for it to be my first deer with a bow, and my first buck. I go during the regular PA firearms season and have never seen a buck. First 2 seasons archery and ive seen at likes 5 or 6.