var fDesc=new Array();
fDesc[0] = "3d Printer Calculator is an application that helps you predict the material and monetary costs of printing objects on a 3d printer. It has density information for ABS, PLA, PVA, and HDPE plastics. To find out how much filament is required for a model, open up the gcode file for the model and scroll all the way to the bottom.";

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 = '';
	}
}