/*I made Map N38.913E139.909 and 15level!*/ (() => { var mymap = L.map("mymap").setView([38.913, 139.909], 15); L.tileLayer('//{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',{ attribution: '© <a href="http://osm.org/copyright">OpenStreetMap</a>contributors' }).addTo(mymap); /*I made a operation area !*/ var root = [ [38.918127,139.911900], [38.919208,139.900126], [38.902379,139.898469], [38.901944,139.916015] ]; var ste = { color: "orange", opacity: 0.4, weight: 9 }; var plobj = L.polygon(root, ste).addTo(mymap); /*I put enermy's hot area */ var alpha = L.circle([38.913949,139.907390], {radius: 100, color: "red"}).addTo(mymap); var bravo = L.circle([38.911120,139.911692], {radius: 100, color: "red"}).addTo(mymap); })();