As default, X-cart does not display extra text to describe the big detailed images at product page, it is not good for our customers to know the meaning of the detailed images, and it is very bad for seo purpose.
How to modify this shorting coming then? Edit product_images.tpl which is under skin/common_files/modules/Detailed_Product_Images/.
and replace to:
The above code is tested under x-cart v4.7.7, for demo, visit www.framesabc.com