function openPopup(category, article) {
	myPopup = window.open("/popup.php/"+category+"/"+article+"/", "myPopupWindow", "menubar=no,scrollbars=yes,status=yes,width=770,height=400");
}

function demopopup() {
	myPopup = window.open(this.href, "demoPopupWindow", "menubar=no,scrollbars=yes,status=yes,width=770,height=400");
	return false;
}