public/js/main-built.js
function isWindow(obj) {
  return obj && obj.document && obj.location && obj.alert && obj.setInterval;
}
function isWindow(obj) {
  return obj && obj.document && obj.location && obj.alert && obj.setInterval;
}
function isWindow ( obj ) { return obj && obj . document && obj . location && obj . alert && obj . setInterval ; }
Checks if `obj` is a window object.

@private
@param {*} obj Object to check
@returns {boolean} True if `obj` is a window obj.
Checks if obj is a window object .