大家好~~我是初学的，有人能帮写个输入数值自动加计后且写出大写吗？先谢谢了！

    <h1>现金支出（费用报销）单</h1>
    <script language="javascript">
    function isNum(val)
    {
        try
        {
            var test=eval(val+"1");
            return true;
        }
        catch(e)
        {
           return false;
        }         
    }
    function SumFun()
    {
      var total=0;
      for(var i=0;i<document.pc_shenqing.je.length;i++)
      {
          var temp=document.pc_shenqing.je[i].value;
          if(temp!=""&&isNum(temp)
          total=total+temp;
      }
      document.getElementById("Total").innerHTML="合计(大写)：￥："+ changeNum(total);
    }
    function changeNum(val)
    {
         var tstr=val.toString();
         var restr="";
         for(var i=0;i<tstr.length;i++)
         {
             restr+=changeCHNum(tstr.substr(i,1));
             restr+=LocNum(i);
         }
         return restr;
    }
    function changeCHNum(val)
    {
         var tAry={"0|零","1|壹","2|贰","3|叁","4|肆","5|伍","6|陆","7|柒","8|捌","9|镹"，"10|拾"}
         for(var i=0;i<tAry.length;i++)
         {
               if(val.indexOf(tAry[i])!=-1)
                  return tAry[i].split('|')[1];           
         }
    }
    function LocNum(idx)
    {
        var tAry={"","十","百","千","万","十万","百万","千万","亿"}
        if(idx<tAry.length)
           return tAry[idx];
       return "";
    }
    </script>      
    <form name="pc_shenqing" method="post" action="pc_shenqing_do.asp">
    <div>
        <dl>
            <table width="600" border="0" cellpadding="0" cellspacing="0">
            <dt>以下均为必填项：</dt>
            <dd>部    门：<input type="text" name="bm" class="text" /></dd>
            <dd>报 帐 人：<input type="text" name="username" class="text" /></dd>
            <dd>送达日期：<input type="text" name="sq_date" class="text" /></dd>
            <dd>事由1：<input type="text" name="sy01" class="text" />￥：<input type="text" name="je" onchange="SumFun();" class="text" /></dd>
            <dd>事由2：<input type="text" name="sy02" class="text" />￥：<input type="text" name="je" onchange="SumFun();"  class="text" /></dd>
            <dd>事由3：<input type="text" name="sy03" class="text" />￥：<input type="text" name="je" onchange="SumFun();"  class="text" /></dd>
            <dd>事由4：<input type="text" name="sy04" class="text" />￥：<input type="text" name="je" onchange="SumFun();"  class="text" /></dd>
            <dd id="Total">合计(大写)：￥：{$Total}</dd>
            <dd>备 注：<input type="text" name="bz" class="text" /></dd>
            </table>
            <dd><input type="submit" value="提交" name="send"  class="submit" /></dd>
        </dl>
        </table>
    </div>
    </form>



[ 本帖最后由 yms123 于 2011-7-7 14:17 编辑 ]