Zoom in on regions of a photo

[ideasguy]

In checking out varieties of Lobelia cardinalis, I came upon this:
http://www.wyevale.co.uk/Lobelia-cardinalis-Queen-Victoria-(2lt)/0850025903,default,pd.html

Run your mouse over the image on the left.
The region is enlarged and displayed on the right.

You may recall this new feature I was developing:
http://www.flowergenie.co.uk/ideas/forum/index.php/topic,1053.0.html

I could easily extend the functionality to make it as shown in the above example.
Coming up next in IG Pro...