// JavaScript Document
// usage: <img id="plustext" alt="Increase text size" src="images/makeTextBigger.jpg" onclick="resizeText(1)" />
// or resizeText(-1)
// source: eric wendelin

function resizeText(multiplier) 
{  
	if (document.body.style.fontSize == "") 
		document.body.style.fontSize = "1.0em";  
	
	document.body.style.fontSize = parseFloat(document.body.style.fontSize) + (multiplier * 0.2) + "em";  
}