function mp_init_map() {

	/*
	 * following variable are created by mp_locations.php
	 * - let locations
	 * - let icon_url
	 */

	let map = new google.maps.Map(
		document.getElementById("ljdp_map"),
		{
			zoom: 5,
			disableDefaultUI: true,
			center: locations[0],
		}
	);
	let marker, icon;
	icon = {
		url: icon_url,
		scaledSize: new google.maps.Size(35, 50)
	};
	for (loc of locations) {
		marker = new google.maps.Marker({
			position: loc,
			map: map,
			icon: icon,
		});
	};
}