var fDesc=new Array();
fDesc[0] = "Practice your timing and learn to play the right length of notes. Within 20 levels you'll become perfect in timing. Bars are displayed on the screen, which you have to play on the computer or piano keyboard. You can see your answers realtime, the computer analyses your action and changes his strategy for the selection of the next bars.";

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 = '';
	}
}