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index.html
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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>教会と駅ー未伝道地が見える宣教地図 : インフォグラフィックス : クリスチャントゥデイ</title>
<meta name="description" content="「教会と駅」は、全国の教会が近くにない駅を可視化し、開拓宣教の候補地を考える際の参考情報を提供するために考案されたインターネット上の地図です。">
<meta name="news_keywords" content="教会,開拓,開拓宣教,日本宣教,宣教学,宣教地図,GIS,駅,乗降者数,データジャーナリズム,キリスト教データジャーナリズム,クリスチャントゥデイ"/>
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta property="fb:app_id" content="1625923791071391"/>
<meta rel="canonical" href="https://www.christiantoday.co.jp/infographics/church-station/"/>
<meta property="og:type" content="website">
<meta property="og:site_name" content="クリスチャントゥデイ"/>
<meta property="og:title" content="教会と駅ー未伝道地が見える宣教地図：クリスチャントゥデイ"/>
<meta property="og:description" content="「教会と駅」は、全国の教会が近くにない駅を可視化し、開拓宣教の候補地を考える際の参考情報を提供するために考案されたインターネット上の地図です。"/>
<meta property="og:url" content="https://www.christiantoday.co.jp/infographics/church-station/"/>
<meta property="og:image" content="https://www.christiantoday.co.jp/infographics/church-station/social-card.jpg"/>
<meta name="twitter:site" content="chtodayjp"/>
<meta name="twitter:card" content="summary_large_image"/>
<meta name="twitter:image" content="https://www.christiantoday.co.jp/infographics/church-station/social-card.jpg"/>
<meta property="twitter:title" content="教会と駅ー未伝道地が見える宣教地図：クリスチャントゥデイ"/>
<meta property="syndication-source"
content="https://www.christiantoday.co.jp/infographics/church-station/"/>
<meta name="robots" content="index, follow"/>
<meta name="Googlebot-news" content="index, follow"/>
<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no"/>
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gtag('js', new Date());
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<script src='mapbox-gl-language.js'></script>
<script src="https://cdn.jsdelivr.net/npm/sharer.js@latest/sharer.min.js"></script>
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margin: 0;
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/* menu start */
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padding: 10px 10px 20px 5px;
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font-family: 'Open Sans', sans-serif;
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text-align: center;
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</head>
<body>
<div id="map">
<div id="menu">
<a href="https://www.christiantoday.co.jp">
<img id="logo" src="https://www.christiantoday.co.jp/views/img/logo-small.png">
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<div id="info">
<div>
<strong><span id="mesh-population-box-label"></span> </strong>
<strong>2010:</strong> <span id='2010'></span>
<strong>2025:</strong> <span id='2025'></span>
<strong>2040:</strong> <span id='2040'></span>
</div>
</div>
</div>
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switch (languageToSwitch) {
case 'ja':
titleText.innerText = "教会と駅";
logo.setAttribute("title", "クリスチャントゥデイ");
let jaDesc = "教会と駅ー未伝道地が見える宣教地図";
document.title = jaDesc + " : インフォグラフィックス : クリスチャントゥデイ";
toolTip.innerText = "１日あたり乗降者数１０００人以上で、教会が指定した範囲にない駅を青の四角柱で、ある駅をオレンジの四角柱で表示しています。四角柱の高さは乗降者数を表しています。";
meshPopulationBoxLabel.innerText = "100mメッシュ人口";
miltAttribution.innerText = "国土交通省国土数値情報駅別乗降客数データを加工して作成";
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});
document.getElementById("line-share").setAttribute("data-title", jaDesc);
break;
case 'ko':
titleText.innerText = "교회와역";
logo.setAttribute("title", "일본크리스천투데이");
let koDesc = "교회와역ー미전도 지역이 보이는 선교지도";
document.title = koDesc + " : 인포 그래픽 : 일본크리스천투데이";
meshPopulationBoxLabel.innerText = "100m메시 인구";
toolTip.innerText = "하루 승강 자수 1000 명 이상 교회가 지정한 범위에없는 역을 파란색 사각형 기둥에있는 역 오렌지색 직사각형 기둥으로 표시하고 있습니다. 사각 기둥의 높이가 승강 인원을 나타냅니다.";
miltAttribution.innerText = "일본 정부 국토 교통성 국토 수치 정보 역 별 승강 객수 데이터를 가공하여 만든";
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document.getElementById("line-share").setAttribute("data-title", koDesc);
break;
case 'en':
titleText.innerHTML = "Church<br><span>&</span><br>Station"
logo.setAttribute("title", "Christian Today Japan");
let enDesc = "Church and Station - Mission Map Visualizing Unreached Area";
document.title = enDesc + " : Infographics : Christian Today Japan";
meshPopulationBoxLabel.innerText = "100m grid square population";
toolTip.innerText = "Stations with more than 1000 passengers per day without church(es) in the specified distance are represented as blue square pillars, stations with churches are in orange. Heights are the number of passengers.";
miltAttribution.innerText = "Station Data powered by National Land Information Division, National Spatial Planning and Regional Policy Bureau, Ministry of Land, Infrastructure and Tourism of Japan";
socialPlatforms.forEach(function (item, index) {
document.querySelector(`#${item}-share-text`).textContent = `Share with ${capitalize(item)}`;
});
document.getElementById("line-share").setAttribute("data-title", enDesc);
break;
}
}
var browserLocale = detectBrowserLocale();
var labels = layerList.getElementsByTagName("label");
// localization for distance unit widely used only in United States
if (browserLocale === "en-US") {
console.log("browser locale is en-US");
for (var i = 0; i < labels.length; i++) {
let inMeters = labels[i].getAttribute("for");
let inMiles = inMeters * 0.000621371;
labels[i].innerText = inMiles.toFixed(2) + "mi";
}
}
var detectedBrowserLanguage = detectBrowserLanguage(browserLocale);
console.log("browser language is " + detectedBrowserLanguage);
let hash = window.location.hash;
var hasHash = false;
var walkingDistanceInHash = 500;
var needsToAddHashWalkingDistanceParameter = true;
if (hash) {
hasHash = true;
if (hash.includes("&wd=")) {
walkingDistanceInHash = parseInt(hash.split("&wd=")[1]);
console.log("hash found and custom walking distance detected as " + walkingDistanceInHash);
needsToAddHashWalkingDistanceParameter = true;
} else {
console.log("hash found but custom walking distance NOT detected, defaults to " + walkingDistanceInHash);
}
} else {
console.log("hash NOT found walking distance defaults to " + walkingDistanceInHash);
}
//ref: https://stackoverflow.com/questions/56760727/how-to-observe-a-change-in-the-url-using-javascript
(function () {
var rs = history.replaceState;
history.replaceState = function () {
rs.apply(history, arguments); // preserve normal functionality
console.log("Hash change detected. Updating social share uri to ", arguments[2]); // do something extra here; raise an event
for (const platform of socialPlatforms) {
let shareButton = document.getElementById(`${platform}-share`);
var url = arguments[2];
if (!url.includes("http")) {
url = "https://www.christiantoday.co.jp/infographics/church-station/" + url;
}
shareButton.setAttribute("data-url", url);
}
};
}());
// default variables for vertical viewports
var mapPitch = 60;
var mapBearing = 30;
var mapBoundary = [
[129, 29], // okinawa, south west corner of Japan
[138, 38] // hokkaido, north east corner of Japan
];
if (window.innerWidth > window.innerHeight) {
console.log("viewport is horizontal, fit pitch and bearing");
mapPitch = 60;
mapBearing = -40;
mapBoundary = [
[132, 32],
[142, 42]
];
} else {
console.log("viewport is vertical, keep current pitch and bearing")
}
mapboxgl.accessToken = 'pk.eyJ1IjoibmVoZW1pYWhhcmNoaXZlIiwiYSI6ImNramp6OXN2bDF0OGgyeHRnMjB6ZmdianYifQ.ixrqFAV8JKIMyO5Pz8cvJw';
var map = new mapboxgl.Map({
container: 'map',
style: 'mapbox://styles/mapbox/light-v10', //streets-v11 //dark-v9
center: [138, 36],
zoom: 5.5,
pitch: mapPitch,
antialias: true,
attributionControl: false,
hash: "map"
});
let hashinoriginalurl = window.location.hash
if (hasHash) {
console.log("Hash fragment exists, do not fit bounds " + hashinoriginalurl);
} else {
console.log("Hash fragment doesn't exist, fit bounds to default " + hashinoriginalurl);
map.fitBounds(mapBoundary);
}
var mapboxLanguage = new MapboxLanguage();
map.addControl(mapboxLanguage);
var distanceToHide = "NOT_SELECTED";
const base_url = 'https://raw.githubusercontent.com/nehemiaharchives/cpsd/master/data/japan/';
const bottomLayerId = 'road-label';
map.on('load', function () {
if (hasHash) {
console.log("Hash fragment exists, do not ease");
} else {
console.log("Hash fragment doesn't exist, ease to default");
map.easeTo({
bearing: mapBearing,
duration: 5000
});
}
if (detectedBrowserLanguage != "en") {
console.log("browser language is not English, switching to browser language");
map.setStyle(mapboxLanguage.setLanguage(map.getStyle(), detectedBrowserLanguage));
}
map.addControl(new mapboxgl.AttributionControl({
compact: false,
customAttribution: [
"<a href=\"https://www.christiantoday.co.jp/\">© Christian Today Japan</a>",
"<a href=\"https://home.csis.u-tokyo.ac.jp/~nishizawa/teikyo/index.html\" target=\"_blank\" >© Akira Nishizawa</a>",
"<a href=\"http://agu-econ.maps.arcgis.com/apps/webappviewer/index.html?id=00804e1e1beb45e1864c5f24a65fd40d\" target=\"_blank\" >© Takashi Inoue</a>",
"<span class=\"atribution\"><a href=\"https://nlftp.mlit.go.jp/ksj/gml/datalist/KsjTmplt-S12-v2_3.html\" target=\"_blank\" >© MLIT of Japan</a><span id=\"miltatribution\"></span></div>"
]
}));
map.addControl(new mapboxgl.NavigationControl());
map.addControl(new mapboxgl.FullscreenControl());
map.addSource('1000m-mesh', {
'type': 'vector',
'url': 'mapbox://nehemiaharchive.1000m-mesh-points'
});
map.addLayer({
'id': '1000m-mesh',
'source': '1000m-mesh',
'source-layer': '1000m-mesh-points',
"minzoom": 3,
"maxzoom": 9,
'type': 'circle',
'paint': {
'circle-color': "#53d8fd",
'circle-pitch-alignment': 'map',
'circle-radius': [
'interpolate',
['linear'],
['zoom'],
// zoom, radius
6, 1,
7, 1.5,
8, 2.5,
9, 3
],
'circle-opacity': [
'interpolate',
['linear'],
['zoom'],
// zoom, opacity
5, 0.3,
7.99, 0.4,
8, 0.2,
9, 0.1
]
}
}, bottomLayerId);
map.addSource('500m-mesh', {
'type': 'vector',
'url': 'mapbox://nehemiaharchive.500m-mesh-points'
});
map.addLayer({
'id': '500m-mesh',
'source': '500m-mesh',
'source-layer': '500m-mesh-points',
"minzoom": 8,
"maxzoom": 11,
'type': 'circle',
'paint': {
'circle-color': "#53d8fd",
'circle-pitch-alignment': 'map',
'circle-radius': [
'interpolate',
['linear'],
['zoom'],
// zoom, radius
8, 3,
9, 4,
10, 6,
11, 7
],
'circle-opacity': [
'interpolate',
['linear'],
['zoom'],
// zoom, opacity
8, 0.1,
9.5, 0.2,
10, 0.13,
10.5, 0.14,
11, 0.1
]
}
}, bottomLayerId);
map.addSource('all-church', {
'type': 'geojson',
'data': `${base_url}all-church.json`
});
map.addLayer({
'id': 'all-church',
'type': 'circle',
'source': 'all-church',
'paint': {
'circle-color': '#f89c2a',
'circle-pitch-alignment': 'map',
'circle-radius': 2,
'circle-opacity': [
'interpolate',
['linear'],
['zoom'],
// zoom, opacity
8, 0.6,
9.9, 0.6,
10, 0.3,
14, 0.6,
16, 0.8,
18, 1
]
}
}, bottomLayerId);
map.addSource("mapbox-transit", {
"url": "mapbox://mapbox.transit-v2",
"type": "vector"
});
map.addLayer({
"id": "transit_line_line",
"source": "mapbox-transit",
"source-layer": "transit_line",
"type": "line",
"filter": [
"==",
"$type",
"LineString"
],
"paint": {
"line-width": [
'interpolate',
['linear'],
['zoom'],
// zoom, radius
9, 2,
11, 2.5,
13, 3,
15, 3.5,
17, 5,
19, 7
],
"line-color": "rgba(66,100,251, 0.3)"
}
});
map.addLayer({
'id': 'train_station_names',
'type': 'symbol',
'source': {
type: 'vector',
url: 'mapbox://mapbox.mapbox-streets-v8'
},
'source-layer': 'transit_stop_label',
"minzoom": 11,
layout: {
"text-field": ["coalesce", ["get", `name_${detectedBrowserLanguage}`], ["get", "name"]]
},
filter: ["==", "stop_type", "station"]
})
switchLanguage(detectedBrowserLanguage);
if (needsToAddHashWalkingDistanceParameter) {
let hashToBeReplaced = window.location.hash + "&wd=" + walkingDistanceInHash;
history.replaceState(undefined, undefined, hashToBeReplaced)
}
renderChurchesAndStations(walkingDistanceInHash);
});
function renderChurchesAndStations(distanceToShow) {
let hashHead = window.location.hash.split("&wd=")[0];
history.replaceState(undefined, undefined, `${hashHead}&wd=${distanceToShow.toString()}`);
if (map.getLayer(walkingDistanceInHash + "-station-polygon-without-church") === undefined) {
console.log("default layer not found, nothing to un-hide, initial loading");
if (walkingDistanceInHash != 500) {
console.log("default walking distance is NOT 500, switch checked input box to " + walkingDistanceInHash);
document.getElementById("500").checked = false;
document.getElementById(walkingDistanceInHash.toString()).checked = true;
} else {
console.log("default walking distance is 500, keep checked input box");
}
fetchGeoJson(walkingDistanceInHash);
distanceToHide = walkingDistanceInHash;
} else {
hideLayer(distanceToHide);
console.log("500 found, already initiated, checking if distanceToShow already loaded");
if (map.getLayer(`${distanceToShow}-station-polygon-without-church`) === undefined) {
console.log(distanceToShow + " was not loaded yet, loading");
fetchGeoJson(distanceToShow);
} else {
console.log(distanceToShow + " was already loaded, showing");
showLayer(distanceToShow);
}
distanceToHide = distanceToShow;
}
console.log("renderChurchesAndStations finished")
renderMeshPopulation(distanceToShow)
map.setPaintProperty('all-church', 'circle-radius', [
'interpolate',
['linear'],
['zoom'],
// zoom, radius
5, 2,
6, 3,
8, ["*", (distanceToShow * 0.002), 2],
8.5, ["*", (distanceToShow * 0.002), 2.6],
9, ["*", (distanceToShow * 0.002), 3.7],
9.5, ["*", (distanceToShow * 0.002), 5.1],
10, ["*", (distanceToShow * 0.002), 7.5],
10.5, ["*", (distanceToShow * 0.002), 10.8],
10.6, 5,
11, 7,
13, 9,
15, 11,
17, 13,
19, 15
]);
map.moveLayer("train_station_names")
let layers = map.getStyle().layers
console.log("all layers rendered")
}
const minZoomValue100mMeshPolygonLayer = 14;
function renderMeshPopulation(reach) {
if (typeof reach === 'string') {
reach = parseInt(reach);
}
let meshPopulationColor = ["case",
["==", ['get', 'reach'], null], "#53d8fd",
["<=", ['get', 'reach'], reach], "#fd853a",
"#53d8fd"];
if (map.getLayer('100m-mesh') === undefined) {
console.log("mesh layer not found, initial loading for reach:" + reach);
let meshPopulationYear = 2025;
map.addSource('100m-mesh', {
'type': 'vector',
'url': 'mapbox://nehemiaharchive.100m-mesh-population-reach'
});
map.addLayer({
'id': '100m-mesh',
'source': '100m-mesh',
'source-layer': '100m-mesh-population-reach',
"minzoom": minZoomValue100mMeshPolygonLayer,
'type': 'fill-extrusion',
'paint': {
'fill-extrusion-color': meshPopulationColor,
'fill-extrusion-height': ["*", ["sqrt", ['get', 'P' + meshPopulationYear + 'TT']], 10], //['get', 'P2010TT']
'fill-extrusion-opacity': 0.4
}
}, bottomLayerId);
map.addSource('100m-mesh-points', {
'type': 'vector',
'url': 'mapbox://nehemiaharchive.100m-mesh-points-reach'
});
map.addLayer({
'id': '100m-mesh-points',
'source': '100m-mesh-points',
'source-layer': '100m-mesh-points-reach',
"minzoom": 10,
"maxzoom": 15,
'type': 'circle',
'paint': {
'circle-color': meshPopulationColor,
'circle-pitch-alignment': 'map',
'circle-radius': [
'interpolate',
['linear'],
['zoom'],
// zoom, radius
10, 1.5,
11, 2,
12, 5,
13, 7,
14, 12,
14.5, 17,
15, 20
],
'circle-opacity': [
'interpolate',
['linear'],
['zoom'],
// zoom, opacity
10, 0.4,
11, 0.5,
12, 0.4,
14, 0.5,
14.5, 0.2,
15, 0.1
]
}
}, bottomLayerId);
} else {
console.log("mesh layer found, setting layer paint properties for reach:" + reach);
map.setPaintProperty('100m-mesh', 'fill-extrusion-color', meshPopulationColor);
map.setPaintProperty('100m-mesh-points', 'circle-color', meshPopulationColor);
}
console.log("renderMeshPopulation finished")
}
function fetchGeoJson(distance) {
//500-station-polygon-without-church.json
map.addSource(`${distance}-station-polygon-without-church`, {
'type': 'geojson',
'data': `${base_url}${distance}-station-polygon-without-church.json`
});
map.addLayer({
'id': `${distance}-station-polygon-without-church`,
'type': 'fill-extrusion',
'source': `${distance}-station-polygon-without-church`,
'paint': {
'fill-extrusion-color': "#53d8fd",
'fill-extrusion-height': ["*", ["sqrt", ['get', 'passengers']], 10],
'fill-extrusion-opacity': 0.53
}
}, bottomLayerId);
//500-station-polygon-with-church.json
map.addSource(`${distance}-station-polygon-with-church`, {
'type': 'geojson',
'data': `${base_url}${distance}-station-polygon-with-church.json`
})
map.addLayer({
'id': `${distance}-station-polygon-with-church`,
'type': 'fill-extrusion',
'source': `${distance}-station-polygon-with-church`,
'paint': {
'fill-extrusion-color': "#fd853a",
'fill-extrusion-height': ["*", ["sqrt", ['get', 'passengers']], 10],
'fill-extrusion-opacity': 0.53
}
}, bottomLayerId)
//500-route.json
map.addSource(`${distance}-route`, {
'type': 'geojson',
'data': `${base_url}${distance}-route.json`
});
map.addLayer({
'id': `${distance}-route`,
'type': 'line',
'source': `${distance}-route`,
'paint': {
'line-color': '#fc8b45',
'line-width': [
'interpolate',
['linear'],
['zoom'],
// zoom, radius
9, 2,
11, 2.5,
13, 3,
15, 3.5,
17, 5,
19, 7
],
'line-opacity': 0.58
}
}, bottomLayerId);
//500-church.json
map.addSource(`${distance}-church`, {
'type': 'geojson',
'data': `${base_url}${distance}-church.json`
});
map.addLayer({
'id': `${distance}-church`,
'type': 'circle',
'source': `${distance}-church`,
'paint': {
'circle-color': '#f89c2a',
'circle-radius': 3,
'circle-opacity': 0.5
}
}, bottomLayerId);
//500-station-point-without-church.json
map.addSource(`${distance}-station-point-without-church`, {
'type': 'geojson',
'data': `${base_url}${distance}-station-point-without-church.json`
});
map.addLayer({
'id': `${distance}-station-point-without-church`,
'type': 'circle',
'source': `${distance}-station-point-without-church`,
'paint': {
'circle-color': '#425bfa',
'circle-radius': [
'interpolate',
['linear'],
['zoom'],
// zoom, radius
3, 1,
6, 2
],
'circle-opacity': 0.4
}
}, bottomLayerId)
}
const layerPostFixList = [
'-station-point-without-church',
'-church',
'-route',
'-station-polygon-with-church',
'-station-polygon-without-church'
];
function hideLayer(distanceToHide) {
layerPostFixList.forEach(postFix => {
map.setLayoutProperty(`${distanceToHide}${postFix}`, 'visibility', 'none');
});
}
function showLayer(distanceToShow) {
layerPostFixList.forEach(postFix => {
map.setLayoutProperty(`${distanceToShow}${postFix}`, 'visibility', 'visible');
});
}
function switchLayer(layer) {
var layerId = layer.target.id;
console.log("calling renderChurchesAndStations with " + layerId);
renderChurchesAndStations(layerId);
}
var reachChangerInputCheckBoxes = layerList.getElementsByTagName('input');
for (var i = 0; i < reachChangerInputCheckBoxes.length; i++) {
reachChangerInputCheckBoxes[i].onclick = switchLayer;
}
document.getElementById('buttons').addEventListener('click', function (event) {
var targetLanguage = event.target.id.substr('button-'.length);
map.setStyle(mapboxLanguage.setLanguage(map.getStyle(), targetLanguage));
map.setLayoutProperty('train_station_names', 'text-field', ["coalesce", ["get", `name_${targetLanguage}`], ["get", "name"]]);
switchLanguage(targetLanguage);
});
// configure information box on the right top corner to show mesh population
function showOrHideMeshPopulationBox() {
let infoBox = document.getElementById('info')
if (map.getZoom() >= minZoomValue100mMeshPolygonLayer) {
infoBox.style.display = "block";
} else {
infoBox.style.display = "none";
}
}
// for initial loading in case shared by link
showOrHideMeshPopulationBox();
map.on('zoom', () => {
showOrHideMeshPopulationBox();
});
let meshID = null;
map.on('mousemove', '100m-mesh', (event) => {
map.getCanvas().style.cursor = 'pointer';
const p2010TT = event.features[0].properties.P2010TT;
const p2025TT = event.features[0].properties.P2025TT;
const p2040TT = event.features[0].properties.P2040TT;
// Check whether features exist
if (event.features.length === 0) return;
// Display population in the sidebar
document.getElementById('2010').textContent = (Math.round(p2010TT * 10) / 10).toString();
document.getElementById('2025').textContent = (Math.round(p2025TT * 10) / 10).toString();
document.getElementById('2040').textContent = (Math.round(p2040TT * 10) / 10).toString();
// If meshID for the hovered feature is not null,
// use removeFeatureState to reset to the default behavior
if (meshID) {
map.removeFeatureState({
id: meshID,
source: '100m-mesh',
sourceLayer: '100m-mesh-population-reach'
});
}
meshID = event.features[0].id;
// When the mouse moves over the 100m-mesh layer, update the
// feature state for the feature under the mouse
map.setFeatureState(
{
id: meshID,
source: '100m-mesh',
sourceLayer: '100m-mesh-population-reach'
},
{
hover: true
}
);
});
</script>
</body>
</html>