var g_szOutputChar = "";
var g_szLangType = "en-US";
var g_supportLang = "en-US,zh-Hant,zh-Hans,ja-JP,es-ES,da-DK,de-DE,el-GR,ko-KR,tr-TR,it-IT,pt-PT,hu-HU,cs-CZ,fr-FR,ml-NL";
var defaultTmpDoc = null;

var oXmlDoc = null;
var btnLen = 8;
function loadLanguage()
{
    //alert("load!!");
    oXmlDoc = new ActiveXObject("Microsoft.XMLDOM");
	  oXmlDoc.async = false;
	  var bRet = oXmlDoc.load("lang\\language.xml");
	  if (bRet == false)
	  {
		   oXmlDoc.load("lang\\default.xml");
	  }
}

function makeRequest(url) {
    http_request = false;
    
  //debugger;       //Jason test
    if (window.XMLHttpRequest) // Mozilla, Safari,...
    {
        http_request = new window.XMLHttpRequest();
        if (http_request.overrideMimeType) {
                http_request.overrideMimeType('text/xml');
        }
    }
    if (!http_request) {
        alert('Giving up :( Cannot create an XMLHTTP instance');
        return false;
    }
    http_request.open('GET', url, false);
    http_request.send(null); 
}
//JasonLiu 2008/11/7 . Porting firefox form 8120 

//jack add start,2008/7/16
function style_display_on() { 
   var ie = getOs();
   if( ie.indexOf("IE") >= 0 && getOs() != "IE10") { // IE 
      return "block"; 
   } else { // Mozilla, Safari,... 
      return "table-row"; 
   } 
}
//jack add end ,2008/7/16

//	jack add start for FF & safari  
function hex2rgb(hex)
{
var r = (0xFF0000 & hex) >> 16;
var g = (0x00FF00 & hex) >> 8;
var b = (0x0000FF & hex);
return "rgb(" + r + "," + g + "," + b + ")";
}
//	jack add end for FF & safari 

function show_blank_on(){
		  if( getOs().indexOf("IE") >= 0 ){
	    document.getElementById('table1').style.display="none";
	    }
}
function show_blank_off(){
		  if( getOs().indexOf("IE") >= 0 ){
	    document.getElementById('table1').style.display="block";
	    }
}
//	jack add start to know browser
function getOs()
{
	var OsObject = "";
	if(navigator.userAgent.indexOf("MSIE")>0) {
	  if(navigator.userAgent.indexOf("MSIE 10.0")>0)
		return "IE10";
	  else if(navigator.userAgent.indexOf("MSIE 9.0")>0)
		return "IE9";
	  else if(navigator.userAgent.indexOf("MSIE 8.0")>0)
		return "IE8";
	  else if(navigator.userAgent.indexOf("MSIE 7.0")>0)
		return "IE7";
	  else
		return "IE6";
	}
	if(navigator.appName == "Netscape" && navigator.userAgent.indexOf("Trident") > 0) {
		return "IE11+";
	}
	if(isFirefox=navigator.userAgent.indexOf("Firefox")>0){ 
		return "Firefox"; 
	}
	if(isSafari=navigator.userAgent.indexOf("Safari")>0) { 
		return "Safari"; 
	}
	if(isOpera=navigator.userAgent.indexOf("Opera")>=0) {
		return "Opera"; 
	}
}
//jack add end
// PDL:
// This function is used to read the string of each localization 
// (according to the location of OS)
//
// get a XML parser
// use this XML parser to get the string 
function loadLangString(strtag,display)
{
    var os = getOs();

	if (os.indexOf("IE") >=0 ){

    // If banner isn't exist, load again.
	  if(top.topFrame == null)
	  {

	    if(oXmlDoc == null )
      {
	       loadLanguage();
    	    var btn = getData(oXmlDoc, "STRING/L_Lang");
    	    
    	    switch(btn)
    	    {
            default:
            case "en-US":
              btnLen = 8; break;
            case "zh-Hant":
            case "zh-Hans":
            case "ja-JP":
            case "ko-KR":
              btnLen = 16; break;
            case "cs-CZ":
              btnLen = 12; break;  
    	    }
	    }

    // Banner is exist but not load language.
		}else if(top.topFrame.oXmlDoc == null){
	  		oXmlDoc = top.topFrame.oXmlDoc;
	  		loadLanguage();
	  		top.topFrame.oXmlDoc = oXmlDoc;
    
    // Banner is exist and load language.
  	}else if(oXmlDoc == null){
  	    oXmlDoc = top.topFrame.oXmlDoc;
  	}

  		g_szOutputChar = getData(oXmlDoc, "STRING/"+strtag);
  		if(g_szOutputChar=="")
  		{		
        if(defaultTmpDoc == null)
        {
          defaultTmpDoc = new ActiveXObject("Microsoft.XMLDOM");
        }
        defaultTmpDoc.async = false;
        defaultTmpDoc.load("lang\\default.xml");
        g_szOutputChar = getData(defaultTmpDoc, "STRING/"+strtag);
        if(g_szOutputChar=="")
        {
          g_szOutputChar="Error";
        }
  		}
  	}
  	else{
  		if(oXmlDoc == null){
  			makeRequest("lang/language.xml"+"?"+(new Date()).getTime());  //add "?"+(new Date()).getTime() for firefox & safari upload language pack
  			oXmlDoc = http_request.responseXML;

  			if(oXmlDoc == null ||
  			   oXmlDoc.firstChild.textContent == null || 
  			   oXmlDoc.firstChild.textContent.indexOf("404 Not Found") >= 0)
  			{
  			  makeRequest("lang/default.xml"+"?"+(new Date()).getTime());
  			  oXmlDoc = http_request.responseXML;
  			}
            var btn = oXmlDoc.getElementsByTagName("L_Lang")[0].firstChild.nodeValue;
    	    switch(btn)
    	    {
            default:
            case "en-US":
              btnLen = 8; break;
            case "zh-Hant":
            case "zh-Hans":
            case "ja-JP":
            case "ko-KR":
              btnLen = 16; break;
            case "cs-CZ":
              btnLen = 12; break;
    	    }
  		}
  		
  		try{
    	  g_szOutputChar=oXmlDoc.getElementsByTagName(strtag)[0].firstChild.nodeValue; //getElementsByTagName(strtag)[0].childNodes[0].nodeValue;
      }
      catch(e){		
      				try{
      				makeRequest("lang/default.xml");
      				oXmlDoc = http_request.responseXML;	
    					g_szOutputChar=oXmlDoc.getElementsByTagName(strtag)[0].firstChild.nodeValue; //getElementsByTagName(strtag)[0].childNodes[0].nodeValue;
      				oXmlDoc = null;
      				}
      				catch(e){																	
      				g_szOutputChar="Error";			//jack add for strtag is not in XML's Tag 
      				}
      }
    	//if(g_szOutputChar=="")
       		//g_szOutputChar="Error";
  	}                                                       //jack add end,2008/7/3
	if(display==true)
	    document.write(g_szOutputChar);
	return g_szOutputChar;
}

// PDL:
// This function is used to get the date of a XML element
function getData(oDoc, szXmlPath)
{
    var szRetval = "";
	var NodeObj=oDoc.selectSingleNode(szXmlPath);
	if (NodeObj)
		szRetval = NodeObj.text;
	return szRetval;
}

function getSupportLang()
{ 
	return g_supportLang;
}

function setLanguage(langType)
{ 
	setCookies(g_szLangType,langType);
	g_szLangType=langType;
}

function getLanguage()
{ 
	lang=loadLangString("L_LanguagePack",false);
	return lang;
}
function setCookies(name,value)
{
  var Days = 30; //  cookie will keep 30 days.
  var exp  = new Date();    //new Date("December 31, 9998");
  exp.setTime(exp.getTime() + Days*24*60*60*1000);
  document.cookie = name + "="+ escape(value) +";expires="+ exp.toGMTString();
}
function getCookies(name)
{
  var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));
  if(arr != null) return unescape(arr[2]); return null;
}
function delCookies(name)
{
  var exp = new Date();
  exp.setTime(exp.getTime() - 1);
  var cval=getCookie(name);
  if(cval!=null) document.cookie=name +"="+cval+";expires="+exp.toGMTString();
} 
function getLangUicode()
{
  return loadLangString("L_LocalLanguage",false);
}