if (text === "!up" && (user === "user" || isStaff || isOwner || isSub)) {
//this function will trigger keyup event
$(function() {
var e = $.Event('keypress');
e.which = 38; // 38 is code for up arrow.
$('#someid').trigger(e);
//you can provide id or class of element where you want this event
//to be triggered
});
}