var windowWebTV = null;
function startWebTV()
{
	if (!windowWebTV || !windowWebTV.open || windowWebTV.closed )
	{
		windowWebTV = window.open('http://itst.media.netamia.net/green-ict/video.php','WebTV','height=700,width=1000,resizable=1');
	}
	windowWebTV.focus();
}