var fDesc=new Array();
fDesc[0] = "OSTC Planner is a dive planning program based on Buhlmann and Gradient Factor decompression model. It uses the widely used and approved implementation source-code from the OSTC mkII and 2n dive computers. With OSTC Planner, you can easily plan nitrox or trimix, open-circuit or rebreather dives, using up to 5 mix of air, oxygen, nitrogen and helium.";

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 = '';
	}
}