we can pass code from php to js

srcs/plugins/map_prof/mp_init_map.js

@@ -1,9 +1,12 @@
 function mp_init_map() {
-	var locations = [
-		{lat: 38.8833, lng: -77.0167},
-		{lat: 39.8833, lng: -76.0167},
-	];
-	var map = new google.maps.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,
@@ -11,11 +14,9 @@ function mp_init_map() {
 			center: locations[0],
 		}
 	);
-	var marker, icon;
-//	icon = "/wp-content/plugins/map_prof/marker.png";
+	let marker, icon;
 	icon = {
-		//url: document.location.href + "marker.png",
-		url: "/wp-content/plugins/map_prof/marker.png",
+		url: icon_url,
 		scaledSize: new google.maps.Size(35, 50)
 	};
 	for (loc of locations) {