text: 
  import os
  import sys
  
  
  def get_js_file_url():
  
      prefix = 'file://'
      if sys.platform == 'win32':
          prefix += '/'
      js_url = '{0}/js/chromegui.js'.format(
                  os.path.dirname(os.path.dirname(os.path.realpath(__file__))).replace('\\', '/') )
      return js_url
  
  
  