$(function() {
	
	$('#popup #close').click(function(){
		$('#popup').css('visibility','hidden');
	});
	
});

function popup_start(){
	$('#popup').css('visibility','visible');
	$('#popup #body').empty();
	$('#popup #body').append('<iframe width="420" height="315" src="http://www.youtube.com/embed/MnBMzGZuxHk" frameborder="0" allowfullscreen></iframe>');

}