var section = 'presentation';

function getPlayer(gid)
{
	if(navigator.appName.indexOf('Microsoft') != -1)
		return window[gid];
	else
		return document[gid];
};

function stopVideo()
{
	if ($('#main #video-container').is(':visible'))
	{
		var player = getPlayer('video');
		player.sendEvent("STOP");
		$('#main #video-container').hide();	
	}
}