Continental Air to Cut 425 Jobs  NEW YORK (Reuters) - Continental Airlines Inc.  &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=CAL.N target=/stocks/quickinfo/fullquote"&gt;CAL.N&lt;/A&gt;  plans to eliminate about 425 management and clerical jobs, and  wage cuts may be next if the revenue picture does not improve,  the No. 5 U.S. carrier said on Thursday.