function textBigger()
{
	var doc = document.getElementsByTagName('*');
	for (var i = 0; i < doc.length; i++)
	{
		var size = doc[i].style.fontSize;

		if(size == '')
		{
			size = '12pt';
		}

		var takeoff = size.replace('pt', '');
		var realsize = takeoff.replace('px', '');

		if(realsize != '')
		{
			var donesize = parseInt(realsize) + 1;
			doc[i].style.fontSize = donesize + 'pt';
		}
	}
}
	
function textSmaller()
{
	var doc = document.getElementsByTagName('*');
	for (var i = 0; i < doc.length; i++)
	{
		var size = doc[i].style.fontSize;

		if(size == '')
		{
			size = '12pt';
		}

		var takeoff = size.replace('pt', '');
		var realsize = takeoff.replace('px', '');

		if(realsize != '')
		{
			var donesize = parseInt(realsize) - 1;
			doc[i].style.fontSize = donesize + 'pt';
		}
	}
}