window.addEventListener('load' , function (){ var metaData = document.head.children; var metaLength = metaData.length; var mapsApiKey = ''; for(var i = 0;i < metaLength;i++){ var propertyName = metaData[i].getAttribute('name'); if( propertyName === 'c2googleMapsApiKey'){ mapsApiKey = metaData[i].getAttribute('content'); } } /* for googleAPI Key exists */ if( mapsApiKey.length > 0 ){ function initialize112() { var latlng112 = new google.maps.LatLng(35.14125, 138.64725); var pan=112; var myOptions112 = { zoom: 16, center: latlng112, mapTypeId: google.maps.MapTypeId.ROADMAP }; //centering if( document.getElementById(pan).children.length == 1 ) { if( document.getElementById(pan).children[0].children[0].tagName == 'BR' ) { var gmapDiv = document.getElementById(pan).children[0].children[3].children[0] } else { var gmapDiv = document.getElementById(pan).children[0].children[2].children[0] } } else { //beforeBR if( document.getElementById(pan).children[0].tagName == 'BR' ) { var gmapDiv = document.getElementById(pan).children[3].children[0] } else { var gmapDiv = document.getElementById(pan).children[2].children[0] } } var google_map112 = new google.maps.Map( gmapDiv, myOptions112 ); var marker112 = new google.maps.Marker({ position: latlng112, map: google_map112 }) } initialize112(); /* for googleAPI Key not exists(openStreetMap) */ }else{ var attr = document.getElementById(112); attr = attr.getElementsByTagName('center'); attr = attr[0].getElementsByTagName('div'); attr[0].setAttribute('id' , 'openStreetMap112'); var map112 = L.map( 'openStreetMap112' ).setView([35.14125,138.64725], 17 ); var tileLayer = L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',{ attribution: '(c) OpenStreetMap contributors, CC-BY-SA', maxZoom: 19 }); tileLayer.addTo(map112); L.marker([35.14125,138.64725]).addTo(map112); } });