Codes for different Search Engines

Only codes for Google are known at this time. Sorry!

• Google
  Regular Expression for detecting search page URL:
  ^http://www.google..*?/search\?.*q=(.*)&.*$
  XPath to search result nodes:
  //*[@class='g' and not(//p[class='g'])]
  XPath to URL-contianing element within search result:
  descendant::a/@href
  Regular Expression to URL within Xpath result:
  &q=(.*?)&e=

Nerds: If you figure out the XPATH and RegExps for other search engines, please use the contact link to email me and I'll add it to this page.