/* make text big or small */

var min=10;
var max=50;

function increaseFontSize()
{
	var htmObj = new Array();

	htmObj[0] = document.getElementsByTagName('p');
	htmObj[1] = document.getElementsByTagName('div');
	htmObj[2] = document.getElementsByTagName('td');

	for(x = 0; x < htmObj.length; x++)
	{
		var p = htmObj[x];
		for(i=0;i<p.length;i++)
		{
			if(p[i].style.fontSize) {
				var s = parseInt(p[i].style.fontSize.replace("px",""));
			}
			else
			{
				var s = 26;
			}
	
			if(s!=max)
			{
				s += 1;
			}
	
			p[i].style.fontSize = s+"px"
		}
	}
}

function decreaseFontSize() {
	var htmObj = new Array();

	htmObj[0] = document.getElementsByTagName('p');
	htmObj[1] = document.getElementsByTagName('div');
	htmObj[2] = document.getElementsByTagName('td');

	for(x = 0; x < htmObj.length; x++)
	{
		var p = htmObj[x];
		for(i=0;i<p.length;i++)
		{
			if(p[i].style.fontSize) {
				var s = parseInt(p[i].style.fontSize.replace("px",""));
			}
			else
			{
				var s = 26;
			}
	
			if(s!=min)
			{
				s -= 1;
			}
	
			p[i].style.fontSize = s+"px"
		}
	}
}