var fDesc=new Array();
fDesc[0] = "Portals is a free learning platform that allows you to launch your Evan-Moor interactive apps. The program includes over 150 interactive lessons you can download and use in your classroom today. You can access free trial apps and receive automatic updates in one easy-to-use interface.";

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 = '';
	}
}