function setTextSize(pct){
	document.getElementsByTagName('body').item(0).style.fontSize= pct + '%';
	var fonts='aa';
	if (pct == '60')fonts='a';
	if (pct == '70')fonts='aa';
	if (pct == '80')fonts='aaa';
	
	setCookie( 'nbfsize', fonts);
}	
		

function getTextSize(){

	var cookieFSize = getCookie('nbfsize');
	if (cookieFSize == null){
		cookieFSize= 'aa';
	}
	if (cookieFSize == 'a')setTextSize('60');
	if (cookieFSize == 'aa')setTextSize('70');
	if (cookieFSize == 'aaa')setTextSize('80');
}