// JavaScript Document

var x = 16;
function larger()  { x = 20; document.body.style.fontSize = x + 'px'; document.body.style.lineHeight = x + 10 + 'px'; }
function regular() { x = 16; document.body.style.fontSize = x + 'px'; document.body.style.lineHeight = x + 10 + 'px'; }
function smaller() { x = 12; document.body.style.fontSize = x + 'px'; document.body.style.lineHeight = x + 10 + 'px'; }