function resizeText(multiplier) {
  if (document.body.style.fontSize == "") {
    document.body.style.fontSize = "13px";
		document.body.style.lineHeight = "18px";
  }
  document.body.style.fontSize = parseFloat(document.body.style.fontSize) + (multiplier * 2) + "px";
	document.body.style.lineHeight = parseFloat(document.body.style.lineHeight) + (multiplier * 2) + "px";
}