function Popup () {
	this.HTMLObject = document.getElementById('iframe_container');
	this.iframe = document.getElementById('popup');
}

Popup.prototype.open = function (source) {
                this.HTMLObject = document.getElementById('iframe_container');
	this.iframe = document.getElementById('popup');
	this.iframe.src = source;
	this.HTMLObject.style.display = 'block';
}

Popup.prototype.close = function () {
	this.HTMLObject.style.display = 'none';
	this.iframe.src = '/fi_fi/static/empty.html';
}

function openPopupWindow(theURL,w,h) {
	var strWidth, strHeight;

	if (w == 0) {
		strWidth = screen.availWidth;
	} else {
		strWidth = w;
	}

	if (h == 0) {
		strHeight= screen.availHeight;
	} else {
		strHeight = h;
	}

	w = window.open(theURL,"","alwaysRaised=yes,directories=no,left=0,top=0,height=" + strHeight + ",width=" + strWidth + ",location=no,menubar=no,resizable=yes,scrollbars=yes,titlebar=no,toolbar=no");

	w.focus();
}