"use strict";
exports.__esModule = true;
exports.on = on;
exports.off = off;
function on(el, eventName, callback) {
if (el.addEventListener) {
el.addEventListener(eventName, callback, false);
} else Eif (el.attachEvent) {
el.attachEvent("on" + eventName, function (e) {
callback.call(el, e || window.event);
});
}
}
function off(el, eventName, callback) {
if (el.removeEventListener) {
el.removeEventListener(eventName, callback);
} else Eif (el.detachEvent) {
el.detachEvent("on" + eventName, callback);
}
}
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