SEC Says Google IPO Document Effective  WASHINGTON (Reuters) - The U.S. Securities and Exchange  Commission said on Wednesday that it declared effective Google  Inc.'s &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=GOOG.O target=/stocks/quickinfo/fullquote"&gt;GOOG.O&lt;/A&gt; registration statement for its initial public  offering.