var fDesc=new Array();
fDesc[0] = "NavRules for Windows is a shareware program that will run on any version of Windows. You may use it on a trial basis for 30 days, after which you must register the program for a mere $20. <br /> NavRules for Windows is a training program for learning the 72 colregs and the Inland Navigation Rules.";

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 = '';
	}
}