var fDesc=new Array();
fDesc[0] = "Construction Advantage is a valuable tool for construction professionals. It develop many functions such memory with 10 locations ( all support store, recall, add (M+), and subtract (M-) ), advanced math function keys ( including trigonometric, logarithmic ), easy input and editing, including backspace and ability to click the main display value to re-enter edit mode and more.";

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 = '';
	}
}