var fDesc=new Array();
fDesc[0] = "This software tool is a professional astronomy planetarium and star mapping program specially designed for Windows 9x/ME/NT/2000/XP. StarCalc illustrates the star positions at any instance of the day as observed from any geographic location on Earth. The star positions can be viewed and presented as images in a hemispherical whole sky or in any of the user-defined sub-areas.";

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 = '';
	}
}