var fDesc=new Array();
fDesc[0] = "PowerPoint Grader is an automated grader for use by instructors in Microsoft classes and Office applications courses.<br /> The purposes of PowerPoint Grader are to reduce the time and effort required in grading assignments and to grade assignments more accurately and in greater detail than hand grading via hard copy.";

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 = '';
	}
}