When you upload the picture the image URL is displayed below it. That is what you want to copy and paste into the Optional URL below. If you use the View Database it does not display the full URL - just the file name - you need to add the other standard stuff.

Here is what should have been displayed when you did the upload ( I have also pasted it in the Optional URL of this post):

http://www.chipguide.com/chimage.php?image=/july.jpg