Look into XOOPS_ROOT_PATH/include/easiestml.php line 11 you will see how langimages are defined. Note that "images" there is a relative path for "XOOPS_ROOT_PATH/images"

Put your images (for example francais.gif for French) under XOOPS_ROOT_PATH/images then change the line above to something like this:


You may wish to change other constants inside the easiestml.php to meet your need too.