function on1974() {document.getElementById('ni74').style.display='block'};
function of1974() {document.getElementById('ni74').style.display='none'};
function on1977() {document.getElementById('ni77').style.display='block'};
function of1977() {document.getElementById('ni77').style.display='none'};
function on1979() {document.getElementById('ni79').style.display='block'};
function of1979() {document.getElementById('ni79').style.display='none'};

function on1983() {document.getElementById('ni83').style.display='block'};
function of1983() {document.getElementById('ni83').style.display='none'};
function on1984() {document.getElementById('ni84').style.display='block'};
function of1984() {document.getElementById('ni84').style.display='none'};
function on1986() {document.getElementById('ni86').style.display='block'};
function of1986() {document.getElementById('ni86').style.display='none'};
function on1988() {document.getElementById('ni88').style.display='block'};
function of1988() {document.getElementById('ni88').style.display='none'};
function on1989() {document.getElementById('ni89').style.display='block'};
function of1989() {document.getElementById('ni89').style.display='none'};

function on1994() {document.getElementById('ni94').style.display='block'};
function of1994() {document.getElementById('ni94').style.display='none'};
function on1997() {document.getElementById('ni97').style.display='block'};
function of1997() {document.getElementById('ni97').style.display='none'};
function on1998() {document.getElementById('ni98').style.display='block'};
function of1998() {document.getElementById('ni98').style.display='none'};

function on2002() {document.getElementById('to02').style.display='block'};
function of2002() {document.getElementById('to02').style.display='none'};
function on2003() {document.getElementById('to03').style.display='block'};
function of2003() {document.getElementById('to03').style.display='none'};
function on2004() {document.getElementById('to04').style.display='block'};
function of2004() {document.getElementById('to04').style.display='none'};
function on2005() {document.getElementById('to05').style.display='block'};
function of2005() {document.getElementById('to05').style.display='none'};
function on2006() {document.getElementById('to06').style.display='block'};
function of2006() {document.getElementById('to06').style.display='none'};
function on2007() {document.getElementById('to07').style.display='block'};
function of2007() {document.getElementById('to07').style.display='none'};
function on2009() {document.getElementById('to09').style.display='block'};
function of2009() {document.getElementById('to09').style.display='none'};
function on2010() {document.getElementById('to10').style.display='block'};
function of2010() {document.getElementById('to10').style.display='none'};

function on2012() {document.getElementById('ti12').style.display='block'};
function of2012() {document.getElementById('ti12').style.display='none'};
function on2013() {document.getElementById('ti13').style.display='block'};
function of2013() {document.getElementById('ti13').style.display='none'};