//zmiana rozmiaru czcionki w tresci artykulow
function setFontSize(fSize) {
	document.cookie="fontSize="+fSize;
	document.getElementById('f12').className = "f12";
	document.getElementById('f14').className = "f14";
	document.getElementById('f16').className = "f16";
	document.getElementById('f'+fSize).className = "f"+fSize+" underline";
	document.getElementById("aTxt").style.fontSize = fSize + "px";
}