var NotesMaxLength = 400;
function VerifyMyNotesLength(Offset, TextName) {
    var l = document.forms[0][TextName].value.length;
    if (Offset != null) l = l + Offset;
    document.getElementById("NotesLeft"+TextName).innerHTML = NotesMaxLength - l;
}
function LimitMyNotesLength(TextName) {
    var l = document.forms[0][TextName].value.length;
    if (l >= NotesMaxLength) {
        window.event.cancelBubble = true;
        window.event.returnValue = false;
        return false;
    }
    VerifyMyNotesLength(1, TextName);
}