var fDesc=new Array();
fDesc[0] = "The 2Know! Toolbar floats above other applications on your computer screen, interactive whiteboard, or projection screen. Using a designated responder, you can control the software from anywhere in the classroom. Response data is available in several easy-to-read graphical formats, so you can see if students understand what you are teaching.";

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 = '';
	}
}