For a user guide, tips and limitations for OCMOD installations go to
ocextensions.co.uk OCMOD user guide
As the HTML "option" element does not take css styles across all browsers a solution to including images within this element is to change the "option" tag to a "li" tag.
This jQuery widget does this very elegantly and simply.
Allowing you to make drop-down lists look good with or without images.
"ddSlick" is a light-weight jQuery plugin that allows the creation of a custom drop-down lists with images and description, developed by Prashant Chaudhary and branched by PC & Robert E. McIntosh.
ANOTHER FREE EXTENSION FROM OCEXTENSIONS
No support can be given for Journal or Mijo themes.
In accordance with OpenCart extension policy (read here), support for extensions or modules developed by ocextensions will be answered only through the 'Support' page of ocextensions.co.uk. Comments, ideas and suggestions are of course welcome in the Comments section below but be aware that support questions will not be answered and deleted.