var fDesc=new Array();
fDesc[0] = "Tekla Web Viewer is an add on for Internet Explorer 6.0 or higher that allows you to present a modeled structure at any stage of the project lifecycle. You can flip, rotate or set clip plane, take snapshots of the model, change the background color or select the presentation form.";

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 = '';
	}
}