NS_NOTYETIMPLEMENTED("write me");
NS_NOTYETIMPLEMENTED("nsSVGLengthList::InsertItemBefore");
nsSVGLengthList::InsertItemBefore(nsIDOMSVGLength *newItem,                                  PRUint32 index,                                  nsIDOMSVGLength **_retval){  // null check when implementing - this method can be used by scripts!  // if (!newItem)  //   return NS_ERROR_DOM_SVG_WRONG_TYPE_ERR;  NS_NOTYETIMPLEMENTED("write me");  return NS_ERROR_NOT_IMPLEMENTED;}