private String doRegex(String Regex, String source, int group, boolean ignoreCase){
    //First of all we will create a single-line-doc:
        source = source.replace("\n", "");
        source = source.replace("\r\n", "");
        
        Pattern p = null;
        Matcher m = null;
        String result = "";
        try {
            if(ignoreCase){
          p = Pattern.compile(Regex, p.CASE_INSENSITIVE);
          System.out.println("Ignoring case");
            } else { p = Pattern.compile(Regex);  }
          m = p.matcher(source);
          m.find();
          result = m.group(group);   
          return(transformHTML(result)); 
        }catch(IllegalStateException ex){
            ex.printStackTrace();
           result = "";
        }
        return(result);
    }