I’m trying to use basic standard WordPress functions like the_content to display within my customized map_poi_list.php. How do I tell MapPress to pull the content for the specific POI displayed in the list.
WordPress has two types of functions: those that take a post ID and those that work on the global $post from The Loop. Usually the latter kind have ‘the_’ in the function name. A few functions can work either way (the post ID is optional).
For mashups, the POI list is generated using AJAX. During AJAX calls there is no The Loop, so functions based on the global $post won’t work.
For your situation it’s probably easiest to just use the functions that take a post ID: