code: static String getMetaData(Element element) {
  		String label = element.getAttributeNS(INKSCAPE, "label");
  		if ((label != null) && (!label.equals(""))) {
  			return label;
  		}
  		
  		return element.getAttribute("id");
  	}
docs: Get the meta data store within an element either in the label or
  id atributes
  
  @param element The element to be processed
  @return The meta data stored