IE提示错误,(缺少对象)请高手解决!!!!!

IE提示错误,(缺少对象)请高手解决!!!!!



打开网站,IE弹出错误窗口.

行:474
char:2
错误:缺少对象
代码:0
URL:http;//******.com/goods_detail.php?goodsidx=780


对应474行代码:
if (substr($goods_row[total_option_name],-1) == "/") $goods_row[total_option_name] = Laststrcut($goods_row[total_option_name]);



这一段的代码是:
function cnt_option_check()
{
var form = document.goodsForm;
var post_v = form.optionprice0.value; // 阿 select box狼 急琶亲格
<?
if (substr($goods_row[total_option_name],-1) == "/") $goods_row[total_option_name] = Laststrcut($goods_row[total_option_name]);
$total_option_name = explode("/",$goods_row[total_option_name]);
if (substr($total_option_name[0],0,1)=="*") //啊拜可记惑前老锭
{
  $tmp_CNT = 1;
}
else
{
  $tmp_CNT = 0;
}
?>
var tmp_cnt = <?=$tmp_CNT?>;
if (tmp_cnt==1 && form.optionprice0.selectedIndex==0)
{
  alert("荐樊喊 可记阑 急琶秦林技夸");
  return true;
}
else
{
  var post_v_arr = post_v.split("_"); /////////[0] : 可记疙 . [1]:急琶可记, [2]: 可记啊拜, [3]:可记犁绊荤侩咯何, [4]:荐樊裹困可记荤侩咯何
  var cnt_option = post_v_arr[1];
  var cnt_option_arr = cnt_option.split("~");
  if (tmp_cnt)
  {
   cnt_option_arr[1] = only_num(cnt_option_arr[1]);
   if (parseInt(form.cnt.value)<parseInt(cnt_option_arr[0]))
   {
    alert("弥历 "+cnt_option_arr[0]+"俺 捞惑 备概秦具 窍绰 惑前涝聪促.");
    form.cnt.value = cnt_option_arr[0];
    return true;
   }
   else if (parseInt(form.cnt.value) > parseInt(cnt_option_arr[1]))
   {
    alert("弥措 "+cnt_option_arr[1]+"俺 鳖瘤 备概秦具 窍绰 惑前涝聪促.");
    form.cnt.value = cnt_option_arr[1];
    return true;
   }
   else {return false;}
  }
  else
  {
   //漂喊茄 贸府啊 阂鞘夸窃
   return false;
  }
}
}