Four @alex: Certainly :) #anything a could necessarily mean a is a grandchild or fantastic^n grandchild of #something (it isn't going to get into account depth of nesting). Here is some code which i not long ago wrote. I feel that it provides a simple clarification of mixing course/ID names https://natural-bookmark.com/story19337350/prestashop-popup-on-exit-page-on-browser-tab-close-event-things-to-know-before-you-buy