Thanks all for the suggestions. I've added a few of them to my list<br>http://gsociology.icaap.org/methods/soft.html<br><br>and will look at the others.<br><br>Gene<br><br><p>&#32;
      <hr size=1>Be a better Globetrotter. <a href="http://us.rd.yahoo.com/evt=48254/*http://answers.yahoo.com/dir/_ylc=X3oDMTI5MGx2aThyBF9TAzIxMTU1MDAzNTIEX3MDMzk2NTQ1MTAzBHNlYwNCQUJwaWxsYXJfTklfMzYwBHNsawNQcm9kdWN0X3F1ZXN0aW9uX3BhZ2U-?link=list&sid=396545469">Get better travel answers </a>from someone who knows.<br>Yahoo! Answers - Check it out.