// JavaScript Document

function changeM(){
	document.body.style.fontSize = "12px";
	document.body.style.lineHeight = "16px";
	document.getElementById("mids").src = "images/text-size-btn01_on.jpg";
	document.getElementById("bigs").src = "images/text-size-btn02.jpg";
}

function changeB(){
	document.body.style.fontSize = "14px";
	document.body.style.lineHeight = "18px";
	document.getElementById("mids").src = "images/text-size-btn01.jpg";
	document.getElementById("bigs").src = "images/text-size-btn02_on.jpg";
}