高分！分类提交表单问题..

Question

function searchsubmit(){      
     if(document.searchform.SearchRadio[0].checked){     
document.searchform.actionid.value = "851:861"
document.searchform.action = "a.jsp";
}else{
document.searchform.actionid.value = "951:961"
document.searchform.action = "b.jsp";
}
document.searchform.method="get"
document.searchform.submit();   }

Answer 1

<script>
function searchsubmit()
{
   if(searchform.SearchRadio[0].checked)
       alert("供货信息")
   if(searchform.SearchRadio[1].checked)
       alert("采购信息")
}
</script><form name="searchform">
   <td valign="bottom" height="40">关键字：
  <input type=hidden name=actionid>
  <input type="text" name="search" class="textfile1">
  <input type="radio" name="SearchRadio" checked value="ghxx">供货信息 
  <input type="radio" name="SearchRadio" value="cgxx">采购信息
  <input type="radio" name="SearchRadio" value="cpzs">产品展示 
  <input type="radio" name="SearchRadio" value="hyzx">行业资讯
           <img style="cursor:hand" border="0" name="ImageSearchSubmit" src="images/suosuo.gif" onClick="javascript:searchsubmit()" width="46" height="21">
 </td>
</tr>
</form>