The Google funtions of Google Docs Spreadsheets

Yesterday, i found a vidoe called Google Docs for feed that talk about google document load feed in Youtube-GoogleDocsCommunity. That's Goolge functions of Google Doc Spreadsheet function list. 

Function	Syntax
Google Finance information	GoogleFinance(symbol, attribute)
Google Lookup information	GoogleLookup(entity, attribute)
Import data from external source	ImportData(URL)
Import data from external source	ImportFeed(URL, query, headers, numItems)
Import data from external source	ImportHtml(URL, query, index)
Cross-workbook reference	ImportRange(spreadsheet_key, [sheet!]range)
Import data from external source	ImportXML(URL, query)

Google function support functions given above and you can get those function detail explain in Google Docs help center. Then fllowing is my live demo of import feed from picasa web album