var fDesc=new Array();
fDesc[0] = "Big Calculator is a large calculator for Windows.<br /> You can either click on the buttons with the mouse or use the numeric keypad to perform calculations. The size of the calculator buttons is determined by the width of the calculator window.<br /> Big Calculator will use Sensory Speech engines if they are installed on your computer.";

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 = '';
	}
}