What you have is an HTML link to a page wrapped in image tags
But the image is:
That second example needs:
to show up like this:
BTW: the "code" tag in this version of vBulletin doesn't work correctly on this forum. When I put code in the box to show how it would be typed, the forum parsed the tag inside the code box and inserted the image. That is not correct, nothing inside the code box should be parsed.