widget nav menu change

Hi,
first of all i would like to thank you for the lovely and wonderful theme i have ever seen.i am working on wordpress for a very long time but never seen this kind of flexible theme.

But any chance can i change may Widget nev menu.what i am tring to say can i add a image on my widget nev menu.I think it will be great if i give you my website so that you can understand what do i mean.You can find my website on the left side their is product list can i change that writing as an image.

Really appreciate your help.