var fDesc=new Array();
fDesc[0] = "You must fill in all the empty circles in a wheel with given disks. You turn the wheel, position an empty circle at the top and then drop in the disc. The number on a disc gives the numbers of circles you can turn the wheel, left or right. This puzzle required careful thinking and advanced planning as to the order in which the discs must be used to fill all the empty circles.";

function tShowHide(id, show)
{
	var s = document.getElementById("desc");

	if ((s.innerHTML.length<=212 || show==1) && show!=2)
	{
		s.innerHTML = fDesc[id];
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		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 = '';
	}
}