var fDesc=new Array();
fDesc[0] = "RoVent is a free to use fan selection software for Windows OS. With RoVent an operating point specific fan selection can be made quickly and easily from over 1.700 fan models. Furthermore, detailed documentation on the selected fan type is available.";

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 = '';
	}
}