old_contents: base_url = "http://www.overstock.com/Home-Garden/Furniture/32/dept.html?TID=TN:Furn:Furn"
  depth = 0
  
new_contents: ##start crawl page
  base_url = "http://www.overstock.com/Home-Garden/Furniture/32/dept.html?TID=TN:Furn:Furn"
  #crawl depth
  depth = 0
  #file storage path
  storage_path = ""
  
subject: update config specify file storage path