function add(){

   $name="李白";

   $age="12";

mysql_connect(host,user,pwss);

    mysql_select_db('conter');

    mysql_query("set names 'utf8'");

   $sql=("insert into test(name,age) values('$name','$age')");

   if(mysql_query($sql)){

echo "<script>alert('添加好了');</script>";

   }else{

   echo "添加失败！";

   }

   }