function __parseQName__(qualifiedName) {
    var resultQName = {};
    // unless the qname has a prefix, the local name is the entire String
    resultQName.localName = qualifiedName;
    resultQName.prefix    = "";
    // split on ':'
    var delimPos = qualifiedName.indexOf(':');
    if (delimPos > -1) {
        // get prefix
        resultQName.prefix    = qualifiedName.substring(0, delimPos);
        // get localName
        resultQName.localName = qualifiedName.substring(delimPos +1, qualifiedName.length);
    }
    return resultQName;
}
@method DOMImplementation._parseQName - parse the qualified name
@author Jon van Noort (jon@webarcana.com.au)
@param  qualifiedName : string - The qualified name
@return : QName