var fDesc=new Array();
fDesc[0] = "This software is intended to be a statistics help for university and college students who are taking beginner statistics courses. Statistic Problem Solver is designed based on University of Ottawa Statistics & Probability (MAT2377) course. The solution algorithms are based on those introduced in the "Statistical Methods for Engineers" book by G. Geoffrey Vining, Duxbury, 1998, and also the lecture notes of professor D. McDonald's.";

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 = '';
	}
}