function $getE(obj) {
  return document.getElementById(obj);
}

//初始化评论
function commentInit() {
  var x = new AjaxRequest('XML', 'commentForm');
  x.labelname = "内容评论标签";
  x.para = ['itemId=' + $getE("ItemID").value, 'nodeId=' + $getE("commentNodeID").value];
  x.currentpage = 1;
  x.post('updatelabel', '/ajax.aspx', function (s) {
    var xml = x.createXmlDom(s);
    $getE('commentform').innerHTML = xml.getElementsByTagName("body")[0].firstChild.data;
    changepage(1, '评论列表', '惟有爱评论分页');
    setCurrentUserInfo();
  });
}

//添加评论
function addComment() {
  if ($getE('commentTitle').value == '') {
    alert("请输入标题！");
    $getE("commentTitle").focus();
    return;
  }
  if ($getE("commentContnet").value == '') {
    alert("请输入评论内容！");
    $getE("commentContnet").focus();
    return false;
  }
  var commentValidCode = "";
  var checkValidCode = false;
  if ($getE("commentValidCode") != null) {
    if ($getE("commentValidCode").value == '') {
      alert("请输入验证码！");
      $getE("commentValidCode").focus();
      return;
    }
    commentValidCode = $getE("commentValidCode").value;
    checkValidCode = true;
  }
  var x = new AjaxRequest('XML', 'status');
  x.para = ['username=' + $getE("commentUsername").value, 'commenttitle=' + $getE("commentTitle").value, 'content=' + $getE("commentContnet").value, 'email=' + $getE("commentEmail").value, 'gid=' + $getE("ItemID").value, 'nid=' + $getE("commentEmail").value, 'private=' + $getE("commentIsPrivate").value, 'position=' + $getE("commentViewpoint").value, 'score=' + $getE("commentRanking").value, 'TxtValidCode=' + commentValidCode, 'isguest=' + $getE("commentIsAnonymous").value];
  x.paratype = ['nohtml', 'nohtml', 'nohtml']
  x.post('addcomment', '/ajax.aspx', function (s) {
    var xml = x.createXmlDom(s);
    var status = xml.getElementsByTagName("status")[0].firstChild.data;
    switch (status) {
      case "ok":
        changepage(1, '评论列表', '惟有爱评论分页');
        alert("发表评论成功！");
        $getE("commentContnet").value = '';
        break;
      case "check":
        alert("发表评论成功，请等待管理员审核。");
        break;
      case "err":
        alert("发表评论失败！");
        break;
      case "nopurview":
        alert("此栏目已禁止发表评论！");
        break;
      case "noTourists":
        alert("此栏目已禁止游客发表评论！");
        break;
      case "checkCodeError":
        $getE("commentValidCode").value = '';
        refreshValidCode($getE("commentValidCodeImg"));
        alert("您输入的验证码和系统产生的不一致，请重新输入！");
        break;
      default:
        alert("发表评论失败！");
        break;
    }
    if (checkValidCode) {
      refreshValidCode($getE("commentValidCodeImg"));
      $getE("commentValidCode").value = '';
      checkValidCode = false;
    }
  });
}

function addPkZone(commentid, position, content) {
  var x = new AjaxRequest('XML', 'status');
  x.para = ['commentid=' + commentid, 'position=' + position, 'content=' + content];
  x.post('addpkzone', '/ajax.aspx', function (s) {
    var xml = x.createXmlDom(s);
    var status = xml.getElementsByTagName("status")[0].firstChild.data;
    switch (status) {
      case "ok":
        changepage(1, '评论列表', '惟有爱评论分页');
        break;
      default:
        alert("辩论失败！");
        break;
    }
  });
}

//更新列表
function changepage(pagenum, sourcename, spanname) {
  var xCount = new AjaxRequest('XML', 'count_comment');
  xCount.labelname = "评论数统计";
  xCount.para = ['GeneralID=' + $getE("ItemID").value];
  xCount.currentpage = 1;
  xCount.post('updatelabel', '/ajax.aspx', function (s) {
    var xmlCount = xCount.createXmlDom(s);
    var commentCount = xmlCount.getElementsByTagName("body")[0].firstChild.data;
    var x = new AjaxRequest('XML', 'pe100_' + sourcename);
    x.labelname = sourcename;
    x.currentpage = pagenum;
    x.para = ['itemId=' + $getE("ItemID").value, 'pageIndex=' + pagenum, 'commentCount=' + commentCount, 'outputQty=200', 'page=true', 'pagesize=200', 'currentpage=' + pagenum];
    x.post('updatelabel', '/ajax.aspx', function (s) {
      var xml = x.createXmlDom(s);
      var plstr = "";
      for (var i = 0; i < xml.getElementsByTagName("body")[0].childNodes.length; i++) {
        plstr += xml.getElementsByTagName("body")[0].childNodes[i].nodeValue;
      }
      $getE('pe100_' + sourcename).innerHTML = plstr;
      updatepage(spanname, sourcename, xml);
      if ($getE("commentScrollSet") != null) {
        if ($getE("commentScrollSet").value == '1') {
          CommentScrollRun(sourcename);
        }
      }
    });
  });
}
//更新分页
function updatepage(spanname, sourcename, xml) {
  if (parseInt(xml.getElementsByTagName("total")[0].firstChild.data) > 0) {
    var x = new AjaxRequest('XML', 'pe100_page_' + sourcename);
    x.labelname = spanname;
    x.sourcename = sourcename;
    x.total = xml.getElementsByTagName("total")[0].firstChild.data;
    x.currentpage = xml.getElementsByTagName("currentpage")[0].firstChild.data;
    x.pagesize = xml.getElementsByTagName("pagesize")[0].firstChild.data;
    x.post('updatepage', '/ajax.aspx', function (s) {
      var xml = x.createXmlDom(s);
      if ($getE('pe100_page_' + sourcename) != null) {
        var plstr = "";
        for (var i = 0; i < xml.getElementsByTagName("body")[0].childNodes.length; i++) {
          plstr += xml.getElementsByTagName("body")[0].childNodes[i].nodeValue;
        }
        $getE('pe100_page_' + sourcename).innerHTML = plstr;
      }
    });
  }
}

//设置默用户信息
function setCurrentUserInfo() {
  $getE("commentTitle").value = $getE('h1').innerHTML;
  try {
    var x = new AjaxRequest('XML', '');
    x.post('logincheck', '/ajax.aspx', function (s) {
      var xml = x.createXmlDom(s);
      if (xml.getElementsByTagName("status")[0].firstChild.data == "ok") {
        if ($getE('commentUsername') != null) {
          $getE('commentUsername').value = xml.getElementsByTagName("username")[0].firstChild.data;
          $getE('commentEmail').value = xml.getElementsByTagName("email")[0].firstChild.data;
          $getE('commentUsername').disabled = true;
          $getE('commentEmail').disabled = true;
        }
      }
    });
  }
  catch (e) {
  }
}

//刷新验证码
function refreshValidCode(obj) {
  obj.src = obj.src + '?code=' + randomNumber(10);
}

function randomNumber(n) {
  var rnd = '';
  for (var i = 0; i < n; i++)
    rnd += Math.floor(Math.random() * 10);
  return rnd;
}

//设置匿名
function setAnonymous(obj) {
  if (obj.checked) {
    $getE('commentUsernameBlock').style.display = 'none';
    $getE('commentEmailBlock').style.display = 'none';
    $getE('commentIsAnonymous').value = 'true';
  }
  else {
    $getE('commentUsernameBlock').style.display = '';
    $getE('commentEmailBlock').style.display = '';
    $getE('commentIsAnonymous').value = 'false';
  }
}

//设置私有
function setPrivate(obj) {
  if (obj.checked) {
    $getE('commentIsPrivate').value = 1;
  }
  else {
    $getE('commentIsPrivate').value = 0;
  }
}

//设置观点
function setViewpoint(value) {
  for (i = -1; i < 2; i++) {
    if (i == value) {
      $getE('commentViewpointTab' + i).className = "current";
    }
    else {
      $getE('commentViewpointTab' + i).className = "";
    }
  }
  $getE('commentViewpoint').value = value;
}

//设置按钮
function changeBtnStyle(obj, className) {
  obj.className = className;
}

//设置评分
function changeRanking(index, isfixed) {
  var colStars = $getE("commentRankingBlock").getElementsByTagName("input");
  var k = isfixed ? parseInt($getE("commentRanking").value) : index;
  for (var i = 0; i < colStars.length; i++) {
    colStars[i].src = (i < k ? "/Images/fstar.gif" : "/Images/estar.gif");
  }
}

function rankingClick(index) {
  $getE("commentRanking").value = index;
}

function rankingMouseOver(index) {
  changeRanking(index, false);
}

function rankingMouseOut() {
  changeRanking(0, true);
}

function copyToClipBoard() {
  var clipBoardContent = '';
  clipBoardContent += window.location;
  window.clipboardData.setData("Text", clipBoardContent);
  alert("你已复制链接及标题，请粘贴到POPO/MSN等发给好友!");
}
//评论内容自动滚动
function CommentScrollRun(sourcename) {
  var t = setInterval(CommentScroll, 1000)
  var d = document.getElementById("pe100_" + sourcename)
  function CommentScroll() {
    var o = d.lastChild;
    d.removeChild(o);
    d.insertBefore(o, d.firstChild);
  }
  d.onmouseover = function () { clearInterval(t) }
  d.onmouseout = function () { t = setInterval(CommentScroll, 1000) }
}