function popUpPopup () {
	_set_interface();
}

function ___getPageSize() {
	var xScroll, yScroll;
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = window.innerWidth + window.scrollMaxX;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		if(document.documentElement.clientWidth){
			windowWidth = document.documentElement.clientWidth; 
		} else {
			windowWidth = self.innerWidth;
		}
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}
	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = xScroll;		
	} else {
		pageWidth = windowWidth;
	}
	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight);
	return arrayPageSize;
};

function ___getPageScroll() {
			var xScroll, yScroll;
			if (self.pageYOffset) {
				yScroll = self.pageYOffset;
				xScroll = self.pageXOffset;
			} else if (document.documentElement && document.documentElement.scrollTop) {	 // Explorer 6 Strict
				yScroll = document.documentElement.scrollTop;
				xScroll = document.documentElement.scrollLeft;
			} else if (document.body) {// all other Explorers
				yScroll = document.body.scrollTop;
				xScroll = document.body.scrollLeft;	
			}
			arrayPageScroll = new Array(xScroll,yScroll);
			return arrayPageScroll;
		};

function _set_interface() {
	
	$('embed, object, select').css({ 'visibility' : 'hidden' });
	// Get page sizes
	var arrPageSizes = ___getPageSize();
	// Style overlay and show it
	$('#popup-overlay').css({
		backgroundColor:	"#000",
		opacity:			0.8,
		width:				arrPageSizes[0],
		height:				arrPageSizes[1]
	}).fadeIn();
	// Get page scroll
	var arrPageScroll = ___getPageScroll();
	// Calculate top and left offset for the jquery-lightbox div object and show it
	$('#popup-box').css({
		top:	arrPageScroll[1] + 70,
		left:	arrPageScroll[0] + 315
	}).show();
	/*$('#popup-box').show();*/
	// Assign the _finish function to lightbox-loading-link and lightbox-secNav-btnClose objects
	$('#popup-btnClose').click(function() {
		_finish();
		return false;
	});
	// If window was resized, calculate the new overlay dimensions
	$(window).resize(function() {
		// Get page sizes
		var arrPageSizes = ___getPageSize();
		// Style overlay and show it
		$('#popup-overlay').css({
			width:		arrPageSizes[0],
			height:		arrPageSizes[1]
		});
		// Get page scroll
		var arrPageScroll = ___getPageScroll();
		// Calculate top and left offset for the jquery-lightbox div object and show it
		$('#popup-box').css({
			top:	arrPageScroll[1] + (arrPageSizes[3] / 10),
			left:	arrPageScroll[0]
		});
	});
}

function _finish() {
	$('#popup-box').remove();
	$('#popup-overlay').fadeOut(function() { $('#popup-overlay').remove(); });
	// Show some elements to avoid conflict with overlay in IE. These elements appear above the overlay.
	$('embed, object, select').css({ 'visibility' : 'visible' });
}