document.addEventListener("DOMContentLoaded", function() {
    var iframe = document.getElementById('iframe');
    var url = 'https://script.google.com/macros/s/AKfycbwX0CHEBmkeTBo5sB89Ng6p1bIIp5RyA1AefoCbSOqD8PYNaEMCW2_Iv10NpdISFjU4lg/exec?m=1';
    iframe.src = url;
  });
  
function getLocation() {
  if (navigator.geolocation) {
    navigator.geolocation.getCurrentPosition(function(pos) {
    //You have your locaton here
      console.log("Latitude: " + pos.coords.latitude +
        "Longitude: " + pos.coords.longitude);
    });
  } else {
    console.log("Geolocation is not supported by this browser.");
  }
}