下面是111.jsp的整个代码
<%
    String action = request.getParameter("action");
    String mapaction = request.getParameter("mapaction");
%>
<form action="111.jsp" name="Main" id="Main"></p>
<strong><input type="radio" name="mapaction" value="zoomin" >Zoom In
  <input type="radio" name="mapaction" value="zoomout">Zoom Out
  <input type="radio" name="mapaction" value="pan">Pan
  <input type="radio" name="mapaction" value="fullext">Full Extent
</strong></p>
</form>把radio的用图片代替  能给action 和 mapaction  值即可