var fDesc=new Array();
fDesc[0] = "GraphicMaster is a mathematical function plotter that allows scientists and students to visualize mathematical functions and data. In contrast to other function plotters, this program has some outstanding features, for example nested functions. GraphicMaster is based on TFunctionParser, a mathematical parser for analyzing and evaluating mathematical functions.";

function tShowHide(id, show)
{
	var s = document.getElementById("desc");

	if ((s.innerHTML.length<=212 || show==1) && show!=2)
	{
		s.innerHTML = fDesc[id];
		if (document.getElementById('m1'))
			document.getElementById('m1').style.display='none';
		if (document.getElementById('m2'))
			document.getElementById('m2').style.display='none';
		if (document.getElementById('more_txt'))
			document.getElementById('more_txt').style.display='inline';
	}
	else
	{
		s.innerHTML = '';
	}
}