var size=1;
	
function init() { 
	var size=1;

	tdElm = document.getElementsByTagName('td') ;
	for(i=0;i<tdElm.length;++i) { tdElm[i].style.fontSize = size+"em"; }

	document.body.style.fontSize = size+"em";
	
	document.cookie = "SIZE="+size;
}

function textsize(act) {
	if ((act == 'big') && (size < 1.49)) { size = size + 0.1; }
	if ((act == 'small') && (size > 0.71)) { size = size - 0.1; }
	if (act == 'reset') { size = 1; }
	
	tdElm = document.getElementsByTagName('td') ;
	for(i=0;i<tdElm.length;++i) { tdElm[i].style.fontSize = size+"em"; }
			
	document.body.style.fontSize = size+"em";

	document.cookie = "SIZE="+size;
}