public void endElement(String uri, String localName, String qName) throws SAXException {		
		String elementName = localName;
		if ("".equals(elementName)) {
			elementName = qName;
		}
		
		if(elementName.equals("systemlist")){
			currentElement = ProcessingElement.NONE;
		}
		else if (elementName.equals("system")){
			collection.add(currentSystem);
			currentSystem = null;
			currentElement = ProcessingElement.SYSTEMLIST;
		}
	}