function wasEnterPressed(event) {
    var keyCode = 0;
    if (event.which) {
        keyCode = event.which;
    }
    else if (event.keyCode) {
        keyCode = event.keyCode;
    }
    return (keyCode == 13);
}

function wasEscapePressed(event) {
    var keyCode = 0;
    if (event.which) {
        keyCode = event.which;
    }
    else if (event.keyCode) {
        keyCode = event.keyCode;
    }
    return (keyCode == 27);
}