var http_request = false;
    var url='/Main.php?do=RootClip';
    var tag_bgcolor_on='yellow';
    var tag_bgcolor_off='#F3F3F3';

    function push(bk_id,uid) {

        var url='/Main.php?do=Push&bk_id=' + bk_id + '&uid=' + uid;
        http_request = false;

        if (window.XMLHttpRequest) { // Mozilla, Safari,...
            http_request = new XMLHttpRequest();
            if (http_request.overrideMimeType) {
                http_request.overrideMimeType('text/xml');
            }
        } else if (window.ActiveXObject) { // IE
            try {
                http_request = new ActiveXObject("Msxml2.XMLHTTP");
            } catch (e) {
                try {
                    http_request = new ActiveXObject("Microsoft.XMLHTTP");
                } catch (e) {}
            }
        }

        if (!http_request) {
            alert('Giving up :( Cannot create an XMLHTTP instance');
            return false;
        }
        
        http_request.onreadystatechange = alertContents;
        http_request.open('GET', url, true);
        http_request.send(null);

    }

    function alertContents() {

        if (http_request.readyState == 4) {
            if (http_request.status == 200) {
                var data=http_request.responseText;
                var temp=new Array();
                temp=data.split(' ');
                var pushclip='ClipPush' + temp[0];
                var ispushed='ispushed' + temp[0];
                var nopushed='nopushed' + temp[0];
                var push_img='push_img' + temp[0];
                document.all.item(pushclip).innerHTML = temp[1];
                //alert(ispushed);
                document.all.item(ispushed).innerHTML = '<span class=f11gray>&nbsp;已推文<\/span>';

                //document.all.item(ispushed).style.visibility='hidden';
                //document.all.item(nopushed).style.visibility='visible';
                //alert(ispushed);

                document.all.item(push_img).src="\/images\/icon_pushed.gif";

            } else {
                alert('There was a problem with the request.');
            }
        }

    }

function delbookmark(id)
{
  if (confirm('是否確定刪除本書籤?'))
    document.location='/Main.php?do=DelClip&bk_id=' + id;
}

function delmybookmark(id,myid)
{
  if (confirm('是否確定刪除本書籤?'))
    document.location='/Main.php?do=DelClip&bk_id=' + id + '&my_id=' + myid;
}

function display_reply(flag,mesgid,close)
{
  var reply_str='';
  if (close == '1')
    {
      reply_str = '';
      document.getElementById('Flag' + mesgid).name='nodisplay';
    }
  else
    {
      if (flag.name == 'nodisplay')
        {
          flag.name = 'display';
          formname="ReplyCommandSubmit" + mesgid;
          reply_str= "<b>回覆本留言</b><br><textarea rows=7 name=\"msg1_content\" cols=55 id=\"reply_content\"></textarea><br><input type=\"button\" value=\"送出回覆\" onclick=\"check_reply_content(document."+ formname +");\"><input type=button value=關閉 onclick=\"display_reply(this,'"+ mesgid +"','1')\">";
        }
      else
       {
         reply_str = '';
         flag.name = 'nodisplay';
       }
    }
  //alert(reply_str);
  document.getElementById('Reply' + mesgid).innerHTML=reply_str;
  return;

}

function check_reply_content(theForm)
{
  theForm.msg_content.value=document.getElementById('reply_content').value;
  if (theForm.msg_content.value == '')
    {
          alert ('留言內容不可空白');
          return(false);
    }
  else
     theForm.submit();

}

function check_msg_content(theForm)
{
  if (theForm.msg_content.value == '')
    {
      alert ('留言內容不可空白');
      return(false);
    }
  else
    {
    theForm.submit();
    retrun(true);
   }
}

function check_msg1_content(theForm)
{
  if (theForm.msg_content.value == '')
    {
      alert ('留言內容不可空白');
      return(false);
    }
  else
    {
     retrun(true);
   }
}

function check_keyword(theForm)
{
  if (theForm.keyword.value == '')
    {
      alert ('請輸入查詢關鍵字!');
      return(false);
    }
  else
    {
     retrun(true);
   }
}

function addtag(obj,tag)
{  
  if (obj.name == 'on')
    { 
      s = new String(document.all.item('my_tag').value);
      del_tag = tag + ' ';      
      x=s.replace(del_tag,'');
      document.all.item('my_tag').value = x;      
      obj.style.background='#F3F3F3';
      obj.name='off';
    }
  else
   {
     document.all.item('my_tag').value += tag + ' ';
     obj.style.background='yellow';
     obj.name='on';
   }
}

function addmytag(obj,tag)
{  
  if (obj.name == 'on')
    { 
      s = new String(document.all.item('my_tag').value);
      del_tag = tag + ' ';
      re=new RegExp(del_tag, "gi")      
      x=s.replace(re,'');
      document.all.item('my_tag').value = x;      
      obj.style.background=tag_bgcolor_off;
      obj.name='off';
    }
  else
   {
     document.all.item('my_tag').value += tag + ' ';
     obj.style.background=tag_bgcolor_on;
     obj.name='on';
   }
}

function addtag(obj,tag)
{  
  if (obj.name == 'on')
    { 
      s = new String(document.all.item('bk_tag').value);
      del_tag = tag + ' ';      
      re=new RegExp(del_tag, "gi")      
      x=s.replace(re,'');
      document.all.item('bk_tag').value = x;      
      obj.style.background=tag_bgcolor_off;
      obj.name='off';
    }
  else
   {
     document.all.item('bk_tag').value += tag + ' ';
     obj.style.background=tag_bgcolor_on;
     obj.name='on';
   }
}

function CheckCliip(form)
{  
  if (! form.bk_url.value) { alert('請輸入鏈結網址！'); return(false); }
  if (! form.bk_subject.value) { alert('請輸入書籤標題！（請勿空白或超過200個字元）'); return(false); }
  //if (! form.RootCode.value) { alert('請輸入書籤屬性！'); return(false); }
  //if (! form.code.value) { alert(document.all.item('code').value); alert('請輸入書籤屬性及分類！'); return(false); }
  retrun(true);
}