function fontResizing(obt){
    var obj = document.getElementById(obt);
	var frBtn = document.getElementById("fontCont");

    obj.style.fontSize = (obj.style.fontSize=="15px")?"12px":"15px";
	if(obj.style.fontSize==""||obj.style.fontSize=="12px"){
		frBtn.src = '../images/sub/btnReturn.gif';
		frBtn.alt = 'Å©°Ôº¸±â';
	}else{
		frBtn.src = '../images/sub/btnLager.gif';
		frBtn.alt = '¿ø·¡´ë·Î';
	}
}

function goBack() { 
	history.go(-1);
}