doubt in displaying three level menus dynamically

I have brought the dynamic display of the Parentmenu with Piping,but while i was trying to

make the sub-parent to display with an image,I am stuck up to make some changes with the corresponding code ie,[File name: Wayfinder.inc.php Function name: CheckTemplates()],Also the child of the sub-parent is not displaying on the Mouse over event,Kindly help me on this