function popupShow(popupId) {
	$('.fselect').hide();
	document.getElementById('page_cover').style.display="block";
	document.getElementById(popupId).style.display="block";
	document.getElementById('main_nav').style.display="none";
	document.getElementById('invicta_logo').style.display="none";
}

function popupClose(popupId) {
	document.getElementById('main_nav').style.display="block";
	document.getElementById('invicta_logo').style.display="block";
	document.getElementById(popupId).style.display="none";
	document.getElementById('page_cover').style.display="none";
	$('.fselect').show();
}

function getPageSize(){
	var de = document.documentElement;
	var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
	var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
	arrayPageSize = [w,h];
	return arrayPageSize;
}