There is a little half moon that appears in Facebook chat next to a persons name. When the moon appears, it means that the person is idle at that time and is not active.
don't do anything on facebook for about ten minutes and a little moon will appear to your friend when they look at you on chat. the moon means you haven't done anything on facebook for a while even though you are still online. it also means idle or away
The little moon shape beside someone's name on Facebook chat box means that the person has enabled the "Do Not Disturb" mode. It indicates that they are not receiving any notifications for new messages at the moment.
It means that the person is still logged into Facebook, but is idle (hasn't refreshed the page or made any actions on facebook) in the last 5 minutes or so.
The moon icon dissapears on facebook when clicking on something; then the icon dissapears
The little square one sees when talking on Facebook is en emoticon or smiley that can't be displayed. This is usually the cause when a person uses to text from a cell phone on Facebook.
maybe they are online
That is because you are not always on-line or you come on-line once in a blue moon.
A crescent moon shape next to a name on Facebook chat indicates that the person has enabled the "Do Not Disturb" feature, meaning they won't receive notifications for new messages.
It means that the person has Facebook pulled up on their computer, but they haven't done anything on it for 10 minutes or more. It usually means that they have left their computer or it is minimized.
I think you mean for you DSi if you do go to the camera app and touch album, select the picture you want and click the little button that has the facebook symbol.
It means the person you sent the message to - has seen it.
No because Her mom told her she is to little to have a facebook