changeLanguage();
function getElementsByClass(tag)
{
   if ( tag == null )
   tag = '*';
   var         my_array = document.getElementsByTagName(tag);
   var         retvalue = new Array();
   var        i;
   var        j;
   for (i = 0, j = 0; i < my_array.length; i ++ )
   {
      var c = " " + my_array[i].className + " ";

      if (c.indexOf(" " + 'current' + " ") != - 1)
      {
         my_array[i].className = "";
      }
   }

}

function changeColor(tag, id, number)
{
   getElementsByClass(tag);
   document.getElementById(id).className = "current";

   if(id == 'mp3')
   document.getElementById("optionMp3").style.display = "block";
   else
   document.getElementById("optionMp3").style.display = "none";

   if(id == 'book')
   document.getElementById("optionBook").style.display = "block";
   else
   document.getElementById("optionBook").style.display = "none";

   if(id == 'video')
   document.getElementById("optionVideo").style.display = "block";
   else
   document.getElementById("optionVideo").style.display = "none";

  checkUrl(number);
   var StringForm = '<input type="hidden" value="'+number+'" name="valueoption" />'
   document.getElementById('valueoption').innerHTML = StringForm;
}


function checkUrl(number)
{
   var urls = new Array();
   urls[0] = "#sb/0-http://www.all.socbay.com/all/All.aspx?q=";
   urls[1] = "#sb/1-http://www.socbay.com/web/index/0/";
   urls[2] = "#sb/2-http://www.book.socbay.com/book/Result.aspx?r=tt&q=";
   urls[3] = "#sb/3-http://www.socbay.com/mp3/search/#play_song/0/0/";
   urls[4] = "#sb/4-http://www.socbay.com/video/#play_video/2/0/";
   urls[5] = "#sb/5-http://www.socbay.com/news/search/0/";
   urls[6] = "#sb/6-http://www.socbay.com/raovat/search/1/0/0/0/";
   urls[7] = "#sb/7-http://www.shop.socbay.com/shop/result.aspx?q=";
   urls[8] = "#sb/8-http://www.socbay.com/image/index/0/";
   urls[9] = "#sb/9-http://www.socbay.com/dic/search/tu-dong/";
   var URl = urls[number];
   var type;
   if (document.searchform.MP3[0].checked == true)
   type = "0";
   else
   type = "5";
   var typeBook;
   if(document.searchform.book[0].checked == true)
   typeBook = 'tt';
   else
   typeBook = 'dl';
   var typevideo;
   if(document.searchform.video[0].checked == true)
   typevideo = '2';
   else
   typevideo = '1';
   var urlNew = GetUrl(URl);
   if(urlNew.indexOf('http://www.socbay.com/mp3/search/') != - 1)
   {
      url_temp = 'http://www.socbay.com/mp3/search/#play_song/' + type + '/0/';
   }
   else
   {
      if(urlNew.indexOf('http://www.book.socbay.com/book/') != - 1)
      url_temp = 'http://www.book.socbay.com/book/Result.aspx?r=' + typeBook + '&q=';
      else
      {
         if(urlNew.indexOf('http://www.socbay.com/video/') != - 1)
         url_temp = 'http://www.socbay.com/video/#play_video/' + typevideo+'/0/';
         else
         url_temp = urlNew;
      }
   }
   document.searchform.action = url_temp;
}
function GetUrl(url)
{
   var post = url.lastIndexOf("#sb/");
   var urlNew = url.substr(post + 6);
   return urlNew;
}
function GetString()
{
   	var Strings = document.searchform.inputKey.value;
	var NumberUrl = document.searchform.valueoption.value;
	checkUrl(NumberUrl);
     document.searchform.action = document.searchform.action + Strings;
}

function onLoad()
{
   var page = new Array();
   page[0] = "all";
   page[1] = "web";
   page[2] = "book";
   page[3] = "mp3";
   page[4] = "video";
   page[5] = "news";
   page[6] = "raovat";
   page[7] = "shop";
   page[8] = "image";
   page[9] = "tudien";
   var URL = window.location.href;
   var Number = URL.indexOf('#sb/');
   if (Number == - 1 )
   {
      Numtag = 3;
      // sua vidu can dăt default
   }
   else
   {
      var Numtag = URL.substring(Number + 4, Number + 5);
      getElementsByClass(tag);
      document.getElementById(page[Numtag]).className = "current";
   }
}
/* Ham thay doi kieu go Anh - Viet */
function changeLanguage()
{
   var language = document.getElementById("language");
   language.onclick = function ()
   {
      if(language.className != "vietnamese")
      {
         language.className = "vietnamese";
         setMethod(1);
      }
      else
      {
         language.className = "english";
         setMethod( - 1);
      }
   }
}