Once you have the photo successfully uploaded within the Visitors upload center, do a right click on the photo, then select properties. Within the panel that displays, the URL will show for your photo. Copy the URL by highlighting it and hitting CTRL+C.


When you want to attach the image to a post, hit the "IMAGE" button, paste the URL into the mini-window that pops up, and you are all set!
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You know something bad is going to happen when you hear..."Hey, hold my beer and watch this"