andrzj

var myConfObj = {
  iframeMouseOver : false
}
window.addEventListener('blur',function(){
  if(myConfObj.iframeMouseOver){
    console.log('Wow! Iframe Click!');
  }
});

document.getElementById('YOUR_CONTAINER_ID').addEventListener('mouseover',function(){

andrzj

var saveToDisk = function (fileURL, fileName) {  
    // for non-IE
    if (!window.ActiveXObject) {
        var save = document.createElement('a');
        save.href = fileURL;
        save.target = '_blank';
        save.download = fileName || 'unknown';

        var event = document.createEvent('Event');
        event.initEvent('click', true, true);