var fDesc=new Array();
fDesc[0] = "AstroViewer is an interactive sky map that helps you to find your way in the night sky quickly and easily.<br /> Just set your location and time and start exploring the starry sky, find planets and constellations, and much more.<br /> AstroViewer offers you the following displays:<br /> - Display a Sky Map for the specified location and time.<br /> - See a 3D Solar System map for the specified time.<br /> - The Planets&#039; Visibility chart shows you which planet is above the horizon at the specified location during the selected night.<br /> All AstroViewer views can be printed and saved as PNG images.";

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 = '';
	}
}