var fDesc=new Array();
fDesc[0] = "QRreader is a desktop tool for scanning/reading QR Codes using your computer's webcam. Hold up the QR code to your webcam. Making sure your webcam can see the entire code, and that your code is evenly lit. If done correctly, the white brackets will turn red. Then you will hear a *beep* sound once the code has been read properly.";

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 = '';
	}
}