i want to make it so that when a user copies an image from a website and pastes this image in, say, their email client, the <a> tag URL which surrounds the image tag is not copied along with the image.

This was brought to my attention by a colleague who copied images from the website into Outlook which retained the URL somehow. As she did not want the URL to be sent to the recipient, only the image. I told her she could simply...