var popupStatus = 0;

function loadPopup($name){
	if(popupStatus==0){
		$("#popupBG").css({
			"opacity": "0.7"
		});
		$("#popupBG").fadeIn("fast");
		$($name).fadeIn("fast");
		popupStatus = 1;
	}
}

function closePopup($name){
	if(popupStatus==1){
		$("#popupBG").fadeOut("fast");
		$($name).fadeOut("fast");
		popupStatus = 0;
	}
}

function centerPopup($name){
	
	var windowWidth = document.documentElement.clientWidth;
	var windowHeight = document.documentElement.clientHeight;
	var popupHeight = $($name).height();
	var popupWidth = $($name).width();
	
	$($name).css({
		"position": "absolute",
		"top": windowHeight/2-popupHeight/2,
		"left": windowWidth/2-popupWidth/2
	});
	
	$("#popupBG").css({
		"height": windowHeight
	});
	
}

$(document).ready(function(){
	
	$("#menu-item-105 a").click(function(){
		$id = '#mv-play-popup';
		centerPopup($id);
		loadPopup($id);
	});
	
	$("#mv-play").click(function(){
		$id = '#mv-play-popup';
		centerPopup($id);
		loadPopup($id);
	});
				
	$(".yclose").click(function(){
		closePopup('.youtube');
	});
	$("#popupBG").click(function(){
		closePopup('.youtube');
	});

});