Simulate a click on a Javascript Element. Credit goes to KooiInc, https://stackoverflow.com/a/2706236/2880055

eventFire.js

function eventFire(el, etype){
    //Usage: eventFire(document.getElementById('mytest1'), 'click');
    
    if (el.fireEvent) {
        el.fireEvent('on' + etype);
    } else {
        var evObj = document.createEvent('Events');
        evObj.initEvent(etype, true, false);
        el.dispatchEvent(evObj);
    }
}