I want the titles to be hovered over markers on the map and when clicked on them a full popup with different content will open.
I'm trying to make a legend that contains a list of all the markers that will be used as links to the corresponding popups, but I can't seem to figure out how to do this.
You can set different pop-up windows for markers of different events. Here's an example of how to set it in the Point to Layer function: