(no version information, might be only in CVS)
DOMElement->getElementsByTagNameNS -- Get elements by namespaceURI and localName
Description
object 
DOMElement->getElementsByTagNameNS ( string namespaceURI, string localName)
     This function returns a new instance of class
     DOMNodeList containing the elements in the 
     namespace namespaceURI having localName. 
     Use "*" for the name to return all elements within the document.