var fDesc=new Array();
fDesc[0] = "L-System, was introduced in 1968 by the biologist Aristid Lindenmayer, primarily conceived as a mathematical theory on plant development. <br /> An l-system is a rule like description of a 3d form. It contains descriptions of parts and how they should be assembeld together. The program reads a l-system description in and processes it into a 3d form which can then be outputed into DXF format.";

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 = '';
	}
}