var fDesc=new Array();
fDesc[0] = "OVselect is a design software for thermostatic radiator valves, double regulating valves, differential pressure regulators and commissioning sets. The program is designed to simplify the selection of valves. There are several menus in the program which should be self explanatory.";

function tShowHide(id, show)
{
	var s = document.getElementById("desc");

	if ((s.innerHTML.length<=212 || show==1) && show!=2)
	{
		s.innerHTML = fDesc[id];
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	else
	{
		s.innerHTML = '';
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}