var fDesc=new Array();
fDesc[0] = "SIGMA Optimization Pro is the dedicated software that enables you to connect lenses from new product lines to your computer via SIGMA USB Dock and to customize the lens with operations such as firmware update and focus adjustment. Also, with this app, you can update your device firmware.";

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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			document.getElementById('m1').style.display='none';
		if (document.getElementById('m2'))
			document.getElementById('m2').style.display='none';
		if (document.getElementById('more_txt'))
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	}
	else
	{
		s.innerHTML = '';
	}
}