/*
  

  *一坨其他代码
  

  */
  

  /*
  

  *检测url
  

  */
  

  if (curUrl == null) {
  

  // Check if the text value is a valid URL.
  

  try {
  

  curUrl = new URL(inputValue);
  

  } catch (MalformedURLException e) {
  

  if (inputValue.toLowerCase().startsWith("ftp.")) {
  

  curUrl = new URL("ftp://" + inputValue);
  

  } else if (inputValue.toLowerCase().startsWith("gopher.")) {
  

  curUrl = new URL("gopher://" + inputValue);
  

  } else if(inputValue.toLowerCase().startsWith("http.")){
  

  curUrl = new URL("http://" + inputValue);
  

  }
  

  else{
  

  curUrl = new URL(inputValue);
  

  }
  

  }
  

  }
  

  

  webBrowser.setURL(curUrl);