<script language="JavaScript">
                   <!--
      function test(){ 
          if (document.form2.page.value=="" || isNaN(document.form2.page.value))  {
               alert("輸入頁數(shù)必須為數(shù)值型");
               document.form2.page.focus();
               return false;
              }
  return true;
}
// -->
</script>

<script>
function del ()  //用于判斷記錄有沒有選中的函數(shù)
{
var flag=true;
var temp="";
var  tmp;
if((document.form1.answer.length+"")=="undefined") {tmp=1}else{tmp=document.form1.answer.length}
if (tmp==1){
if (document.form1.answer.checked){
    flag=false;
  temp=document.form1.answer.value
}
}else{
for (i=0;i<document.form1.answer.length;i++) {
if (document.form1.answer[i].checked){
if (temp=="")
{
flag=false;
temp=document.form1.answer[i].value
}else{
flag=false;
temp = temp +","+ document.form1.answer[i].value
}
}
}
} 
if (flag){ alert("對不起，你還沒有選擇！")}
else
{   name=document.form1.name.value
        //alert(name)
          if (confirm("確實要刪除？")){
        window.location="admin_del.asp?type=liuyan&id=" + temp;
}
}
return !flag;
}
</script>
<script language=Javascript>
function checkall(all)//用于判斷全選記錄的函數(shù)
{
  var a = document.getElementsByName("answer");
  for (var i=0; i<a.length; i++) a[i].checked = all.checked;
}
</script>