var betu_meret=11;
var betu_min=10;
var betu_max=15;

function getRefToDiv(divID) {
    if( document.layers ) { //Netscape layers
        return document.layers[divID]; }
    if( document.getElementById ) { //DOM; IE5, NS6, Mozilla, Opera
        return document.getElementById(divID); }
    if( document.all ) { //Proprietary DOM; IE4
        return document.all[divID]; }
    if( document[divID] ) { //Netscape alternative
        return document[divID]; }
    return false;
}

function set_size(id,size)
{
  var item=getRefToDiv(id);
  if(item)
  {
    if(item.style)
    {
      item.style.fontSize=size;
    }
    else if(item.fontSize)
    {
      item.fontSize=size;
    }
  }
  //window.alert('size '+size);
}
function betu_alap()
{
  if(betu_meret==11) return;
  betu_meret=11;
  set_size('hirszoveg',betu_meret);
  FontCookieSave(betu_meret);
}
function betu_minusz()
{
  if(betu_meret==betu_min) return;
  betu_meret--;
  set_size('hirszoveg',betu_meret);
  FontCookieSave(betu_meret);
}

function betu_plusz()
{
  if(betu_meret==betu_max) return;
  betu_meret++;
  set_size('hirszoveg',betu_meret);
  FontCookieSave(betu_meret);
}


function createFontCookie(name,value,days){
	if (days){
		var date = new Date();
		date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
		var expires = "; expires=" + date.toGMTString();
	} else {
		var expires = "";
	}
	document.cookie = name + "=" + value + expires + "; path=/";
}

function readFontCookie(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;
}

var FontCookieValues;
var fcv = readFontCookie("fnfontsize");
if (fcv){
	FontCookieValues = fcv;
} else {
	createCookie("fnfontsize","11",17);
	//fcv = readFontCookie("fnfontsize");
	FontCookieValues = 11;
}

function FontCookieSave(size){
	createFontCookie("fnfontsize",size,17);
} ss