var fDesc=new Array();
fDesc[0] = "Exeter West Simulation is a program that allows you to perform train simulations. It brings you special clearing points exist on the down line before trains may be accepted under Block Regulation 4. Also most trains to Exeter Central are assisted by backing engines which must be appropriately signaled on the block bells.";

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 = '';
	}
}