var fDesc=new Array();
fDesc[0] = "Prealgebra & Introductory Algebra is a program that provides a review of basic arithmetic skills, as well as an introduction to algebra. The program helps students identify and understand important topics using of color, shaded boxes and objective referencing. Each section contains many detailed examples with clear step-by-step instructions.";

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 = '';
	}
}