Code:
  <form method="post" action="http://www.allmusic.com/cg/amg.dll">
  <input type="text" name="SQL" />
  <select name="OPT1">
  <option value="1" selected="selected">Name</option>
  <option value="2">Album</option>
  <option value="3">Song</option> 
  <option value="55">Classical Work</option>
  </select>
  <input type="submit" name="Submit" value="Go" id="BasicGo" />
  <a href="http://www.allmusic.com/cg/amg.dll?p=amg&amp;sql=60:">
  <input type="button" onclick="location.href='http://www.allmusic.com/cg/amg.dll?p=amg&amp;sql=60:'" value="Advanced Search" /></a> 
  <input type="hidden" name="P" value="amg" />
  </form>