var fDesc=new Array();
fDesc[0] = "Enchanting is an easy-to-use graphical programming tool for LEGO MINDSTORMS NXT robots. It is based on Scratch from the MIT Media Lab, and powered by leJOS NXJ (Java for the NXT). This program lets you work at a higher level than many other environments.";

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 = '';
	}
}