Image popup on mouseover

I still cant work out why this code from letmehaveago dosent work for me it seems to be exactly what I am after. Should disply a image of particular product thumb nail. I have found the code seen below and altered it for my uses and was hoping to find out if someone can tell me why I am seeing the same image with each mouseover. Mouseover popup image - not working.

A sweet sixteen tiara against a white background Wedding Cake.

Image popup on mouseover
Download Sketch Camera app for Android. In this tutorial we are using simple html div and span.
Image popup on mouseover
Additionally, image popup on mouseover, it also allows the users to add text in their photos. Net ajax popup on mouseover and is hidden via. Mouseover Popup Image Viewer is discontinued. I ran the original code with the google and web developer logos and it worked without fault. Now we are going to convert our image from BGR to Grayscale format.