$(document).ready(function() {
// enhance tel-links (from http://stackoverflow.com/a/18921965/2766106)
$("a[href^='tel:']").each(function () {
  var target = "call-" + this.href.replace(/[^a-z0-9]*/gi, "");
  var link = this;

  // load in iframe to supress potential errors when protocol is not available
  $("body").append("<iframe name=\"" + target + "\" style=\"display: none\"></iframe>");
  link.target = target;

  // replace tel with callto on desktop browsers for skype fallback
  if (!navigator.userAgent.match(/(mobile)/gi)) {
    link.href = link.href.replace(/^tel:/, "callto:");
  }
});

  // Carte
  var mapCanvas = document.getElementById('map-canvas');
  mapCanvas.innerHTML = '';
  var polytechPos = new google.maps.LatLng(50.6074998, 3.1373338);
  var mapOptions = {
    center: polytechPos,
    zoom: 16,
    mapTypeId: google.maps.MapTypeId.ROADMAP
  };
  var map = new google.maps.Map(mapCanvas, mapOptions);
  var marker = new google.maps.Marker({
    place: {
      location: polytechPos,
      query: "Polytech Lille"
    },
    attribution: {
      source: "Coupe de Robotique des Écoles Primaires",
      webUrl: window.location.host
    },
    map: map,
    title: "Polytech Lille"
  });
  var infowindow = new google.maps.InfoWindow({
    content: "<strong>Polytech Lille</strong><br/>Lieux des évènements de la Coupe de Robotique des Écoles Primaires"
  });
  marker.addListener('click', function () {
    infowindow.open(map, this);
  });
});