Adobe Posts Sharp Rise in Profit  NEW YORK (Reuters) - Adobe Systems Inc. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=ADBE.O target=/stocks/quickinfo/fullquote"&gt;ADBE.O&lt;/A&gt; on Monday  reported a sharp rise in quarterly profit, driven by robust  demand for its Photoshop and document-sharing software.