if (url == null) return;
    private static void convertUrlParams(String url, Properties info) {        int iQuestionMark = url.indexOf("?");        if (iQuestionMark == -1)             return;        String propString = url.substring(iQuestionMark+1);                StringTokenizer st = new StringTokenizer(propString,"&");        while(st.hasMoreTokens()) {            String propertyString = st.nextToken();            int iIs = propertyString.indexOf("=");            if(iIs > -1) {                String property = propertyString.substring(0, iIs);                String value = propertyString.substring(iIs+1);                info.setProperty(property,value);            } else {                info.setProperty(propertyString, "");            }        }    }