function firstPInitial () {
    textDiv = document.getElementById ('text_is');
    if (textDiv == null) { return; }

    allPs = textDiv.getElementsByTagName ('p');
    if (allPs[0] == null) { return; }
    
    if (allPs[0].innerHTML.length > 300) {
            allPs[0].className += 'first';
    }
}