//function createCookie(name,value,days) {
//  if (days) {
//    var date = new Date();
//    date.setTime(date.getTime()+(days*24*60*60*1000));
//    var expires = '; expires='+date.toGMTString();
//  }
//  else expires = '';
//  document.cookie = name+'='+value+expires+'; path=/';
//}
//
//function readCookie(name) {
//  var nameEQ = name + '=';
//  var ca = document.cookie.split(';');
//  for(var i=0;i < ca.length;i++) {
//    var c = ca[i];
//    while (c.charAt(0)==' ') c = c.substring(1,c.length);
//    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
//  }
//  return null;
//}
//
//function setFontSize(size) {
//	var body = document.getElementsByTagName('body')[0];
//	var percentuale = "80%"; // default
//	if (size == 1) percentuale = "70%";
//	if (size == 2) percentuale = "80%";
//	if (size == 3) percentuale = "90%";
//	if (size == 4) percentuale = "100%";
//	if (size == 5) percentuale = "110%";
//	body.style.fontSize = percentuale;
//	createCookie('camminidelluomo',size,365);
//}
//
//window.onload = function() {
//	size = readCookie('camminidelluomo');
//	setFontSize(size);
//}


// testo

var tgs = new Array( 'div','td','tr','body');

//Specify spectrum of different font sizes:
var szs = new Array( '10px','11px','12px','13px','14px','15px','16px' );
var defaultSz = 1;
var startSz = 1;
function rts(trgt){
	startSz = defaultSz
	if (!document.getElementById) return
	var d = document,cEl = null,sz = startSz,i,j,cTags;
	if ( !( cEl = d.getElementById( trgt ) ) ) cEl = d.getElementsByTagName( trgt )[ 0 ];
	cEl.style.fontSize = szs[ defaultSz ];
	for ( i = 0 ; i < tgs.length ; i++ ) {
		cTags = cEl.getElementsByTagName( tgs[ i ] );
		for ( j = 0 ; j < cTags.length ; j++ ) cTags[ j ].style.fontSize = szs[ defaultSz ];
	}
}

function ts( trgt,inc ) {
	if (!document.getElementById) return
	var d = document,cEl = null,sz = startSz,i,j,cTags;
	
	sz += inc;
	if ( sz < 0 ) sz = 0;
	if ( sz > 7 ) sz = 7;
	startSz = sz;
		
	if ( !( cEl = d.getElementById( trgt ) ) ) cEl = d.getElementsByTagName( trgt )[ 0 ];

	cEl.style.fontSize = szs[ sz ];

	for ( i = 0 ; i < tgs.length ; i++ ) {
		cTags = cEl.getElementsByTagName( tgs[ i ] );
		for ( j = 0 ; j < cTags.length ; j++ ) cTags[ j ].style.fontSize = szs[ sz ];
	}
}