AHRD_XF_SYSTEM/public/js/ntkobackground.min.js

/**
 * version: 1.7.5
 * number:002
 * 2020.04.16版本  跟随     产品发送
 */
"use strict";
var varNtkoGUID = Math.random().toString(36);
var ntkoWinOpen=["ntkoWinOpen1","ntkoWinOpen2","ntkoWinOpen3","ntkoWinOpen4","ntkoWinOpen5","ntkoWinOpen6","ntkoWinOpen7","ntkoWinOpen8","ntkoWinOpen9","ntkoWinOpen10","ntkoWinOpen11","ntkoWinOpen12"];
var ntkoList=[];
var ntkoJsonIe;
var  timer;
var  ntkoSendDataToChildStrUrl;
var  ntkoSendDataToChildSData;
var ntkowin;
var userAgent = navigator.userAgent, 
				rMsie = /(msie\s|trident.*rv:)([\w.]+)/, 
				rFirefox = /(firefox)\/([\w.]+)/, 
				rOpera = /(opera).+versi1on\/([\w.]+)/, 
				rChrome = /(chrome)\/([\w.]+)/, 
				rEdge = /(edg)\/([\w.]+)/,
				rSafari = /version\/([\w.]+).*(safari)/;
				var browser;
				var version;
				var ua = userAgent.toLowerCase();
				function uaMatch(ua) {
					var match = rMsie.exec(ua);
					if (match != null) {
						return { browser : "IE", version : match[2] || "0" };
					}
					var match = rFirefox.exec(ua);
					if (match != null) {
						return { browser : match[1] || "", version : match[2] || "0" };
					}
					var match = rOpera.exec(ua);
					if (match != null) {
						return { browser : match[1] || "", version : match[2] || "0" };
					}
					var match = rChrome.exec(ua);
					if (match != null) {
					    var matchedge= rEdge.exec(ua);
						if(matchedge!=null){
							return { browser : matchedge[1] || "", version : matchedge[2] || "0" };
						}else{							
							return { browser : match[1] || "", version : match[2] || "0" };
						}						
					}
					var match = rSafari.exec(ua);
					if (match != null) {
						return { browser : match[2] || "", version : match[1] || "0" };
					}
					if (match != null) {
						return { browser : "", version : "0" };
					}
				}
				var browserMatch = uaMatch(userAgent.toLowerCase());
				if (browserMatch.browser) {
					browser = browserMatch.browser;
					version = browserMatch.version;
				}					
				var mimeTypes = navigator.mimeTypes;						       						
				var bChromeExtensionInstalled = false;
	    if( "chrome" === browserMatch.browser && version>="45")
         {
	     var img; 
	     img = new Image(); 
	     img.src = "chrome-extension://lppkeogbkjlmmbjenbogdndlgmpiddda/icons/ntko.png"; 
	     img.onload = function() { 
		 bChromeExtensionInstalled = true;
	     }; 
	    img.onerror = function() { 
		bChromeExtensionInstalled = false;
	   };
    }
	if("edg"===browserMatch.browser){
	    var img; 
	     img = new Image(); 
	     img.src = "chrome-extension://nldmejlecnngjgcfpinfkdhkfakjeail/icons/ntko.png"; 
	     img.onload = function() { 
		 bChromeExtensionInstalled = true;
	     }; 
	    img.onerror = function() { 
		bChromeExtensionInstalled = false;
	   };
	   
    }
				
var ntkoBrowser = {
		init:function()
		{
	
	 if(browser=="IE"){
		 
		 return true;
	 }
	 
},
ntkoSendDataToChild:function( strURL, data)
{
	if ( typeof data === 'undefined' ){
		return;	
	}
    var strURL=ntkoBrowser.NtkoStrURL(strURL);
	var jsonValue = '{"SendDataToChild":1,"GUID":"';
		jsonValue += varNtkoGUID;
		jsonValue += '","URLMD5":"';
		jsonValue += b64_md5(strURL);
		jsonValue += '","ChildValue":"';
		jsonValue += data;
		jsonValue += '"}';	
		var ntkobr=ntkoBrowser.NtkoBrower();
		if(ntkobr){
		window.postMessage({ type: "FROM_NTKO_PAGE", text: jsonValue }, "*");
	     }else{
		    ntkowin=b64_md5(strURL);
			for(var i=0;i<ntkoList.length;i++){				
			var ntkoiename=JSON.parse(ntkoList[i]);	
			if(ntkoiename.name==ntkowin){
			try{			   
			   var ab=ntkoiename.ntkosize;
			   ntkoWinOpen[ab].location.href
			   ntkoWinOpen[ab].ntkoGetParentData(data);
			  }catch(e){
					
			  }			
			}
		}	 
		}	
},
ExtensionInstalled:function() 
{ 
   var ntkobr=ntkoBrowser.NtkoBrower();
   if(!ntkobr){
	    if(browser=="IE"){
		    var ntkoarray=["NTKO.OfficeControl20160_X64","NTKO.OfficeControl20160","NTKO.OfficeControl20161_X64","NTKO.OfficeControl20161","NTKO.OfficeControlQiYe","NTKO.AttachManage","NTKO.OfficeControlQiYe20162","NTKO.OfficeControlQiYe20162_X64","NTKO.OfficeControl20162","NTKO.OfficeControl20162_X64"];				   
			   for(var i=0;i<ntkoarray.length;i++){
				   try{
				    var ntkoobject=new ActiveXObject(ntkoarray[i]);
				   return true;
				  }catch(e){					   				 					   
				  }
			   }
			   return false;
		}else{
		 var mimetype=navigator.mimeTypes["application/ntko-plug"];
		  if(mimetype){
			  var plugin=mimetype.enabledPlugin;
			  if(plugin){
				  return true;
			  }else{
				  return false;
			  }
		  }else{
			    return false;
		   }			
		}		
     }
   else
   {
  if( "firefox" === browserMatch.browser )
   {
	   var bInstalled = false;
	   if( "undefined" === typeof FirefoxInstalled )
		   return ( bInstalled );
	   else
		   return( window.FirefoxInstalled());
    }
     else if( "chrome" === browserMatch.browser )
   {
	  return( bChromeExtensionInstalled );
   } else if("edg" === browserMatch.browser){		 
	 return( bChromeExtensionInstalled );
    }
 }  
},

ntkoClose:function( strURL )
{	
   var strURL=ntkoBrowser.NtkoStrURL(strURL);
	var jsonValue = '{"Close":1,"GUID":"';
	jsonValue += varNtkoGUID;
	jsonValue += '","URLMD5":"';
	jsonValue += b64_md5(strURL);
	jsonValue += '"}';
	var ntkobr=ntkoBrowser.NtkoBrower();
	if(ntkobr){
		window.postMessage({ type: "FROM_NTKO_PAGE", text: jsonValue }, "*");
	}else{  
	        ntkowin=b64_md5(strURL);
			for(var i=0;i<ntkoList.length;i++){				
			var ntkoiename=JSON.parse(ntkoList[i]);	
			if(ntkoiename.name==ntkowin){
			try{			   
			   var ab=ntkoiename.ntkosize;
			   ntkoWinOpen[ab].location.href
			   ntkoWinOpen[ab].close();	
			  }catch(e){
					
			  }			
			}
		}	  
	}	
},
openWindow:function( strURL,IsShowOnExtendMonitor,ProductCaption, ntkoBrowserProductKey, ntkoBrowserNoExpireKey, ntkoBrowserOptions,varUrlData )
{	
	
	  if(varUrlData!=null&&varUrlData!=""){	  
		  ntkoSendDataToChildSData=varUrlData;
	  }
	 var strURL=ntkoBrowser.NtkoStrURL(strURL);		     
	var jsonValue = '{"OpenWindow":1,"URL":"';
	jsonValue += strURL;
	jsonValue += '","GUID":"';
	jsonValue += varNtkoGUID;
	jsonValue += '","URLMD5":"';
	jsonValue +=b64_md5(strURL);
	jsonValue += '","IsShowOnExtendMonitor":"';
	jsonValue += IsShowOnExtendMonitor;
	jsonValue += '"';
	if( ( typeof ProductCaption != 'undefined' ) && ( ( null != ProductCaption ) && ( "" != ProductCaption ) ) )
	{
		jsonValue += ',"ProductCaption":"';
		jsonValue += ProductCaption;
		jsonValue += '"';
	}
	
	if( ( typeof ntkoBrowserProductKey != 'undefined' ) && ( ( null != ntkoBrowserProductKey ) && ( "" != ntkoBrowserProductKey ) ) )
	{
		jsonValue += ',"ProductKey":"';
		jsonValue += ntkoBrowserProductKey;
		jsonValue += '"';
	}
	
	if( ( typeof ntkoBrowserNoExpireKey != 'undefined' ) && ( ( null != ntkoBrowserNoExpireKey ) &&( "" != ntkoBrowserNoExpireKey ) ) )
	{
		jsonValue += ',"NoExpireKey":"';
		jsonValue += ntkoBrowserNoExpireKey;
		jsonValue += '"';
	}
	
	if( typeof ntkoBrowserOptions != 'undefined' && ( ( null != ntkoBrowserOptions ) && ( "" != ntkoBrowserOptions ) ) )
	{
		jsonValue += ',"Options":"';
		jsonValue += ntkoBrowserOptions;
		jsonValue += '"';
	}
	var LocalStorge = window.localStorage;
	if( typeof LocalStorge != 'undefined' && ( 0 != LocalStorge.length ) )
	{
		var varLocalDataList = [];
		for( var i = 0; i <  LocalStorge.length; i++ )
		{
			var varLocalData = {};
			varLocalData["StorageKey"] = LocalStorge.key(i);
			varLocalData["StorageValue"] = LocalStorge.getItem(LocalStorge.key(i));
			varLocalDataList[i] = varLocalData;
		}
		jsonValue += ',"LocalStorge":';
		jsonValue += JSON.stringify(varLocalDataList);;
		jsonValue += '';
	}
	
	var SessionStorge = window.sessionStorage;
	if( typeof SessionStorge != 'undefined' && ( 0 != SessionStorge.length ) )
	{
		var varSessionDataList = [];
		for( var i = 0; i <  SessionStorge.length; i++ )
		{
			var varSessionData = {};
			varSessionData["StorageKey"] = SessionStorge.key(i);
			varSessionData["StorageValue"] = SessionStorge.getItem(SessionStorge.key(i));
			varSessionDataList[i] = varSessionData;
		}
		
		jsonValue += ',"SessionStorge":';
		jsonValue += JSON.stringify(varSessionDataList);
		jsonValue += '';
	}
	jsonValue += '}';
          var ntkobr=ntkoBrowser.NtkoBrower();
		  if(ntkobr){
			  window.postMessage({ type: "FROM_NTKO_PAGE", text: jsonValue }, "*");  
		  }else{			      
		    ntkowin=b64_md5(strURL);
			var ntkowidth=window.screen.width;
			var ntkoheight=window.screen.height;
          if(ntkoList.length>=12){
	      alert("不支持更多的窗口");
          }else{	
		  for(var i=0;i<ntkoWinOpen.length;i++){

		   if(ntkoList.length==0){
			ntkoJsonIe='{"name":"'+ntkowin+'","ntkosize":"'+i+'","ntkowindow":"'+ntkoWinOpen[i]+'"}';
            ntkoList.push(ntkoJsonIe);			
			ntkoWinOpen[i]=window.open(strURL,ntkowin,"height="+ntkoheight+", width="+ntkowidth+", top=0,left=0,titlebar=no,toolbar =no, menubar=no, scrollbars=no, resizable=yes, location=no, status=no");
			ntkoWinOpen[i].resizeTo(screen.availWidth,screen.availHeight);
		    ntkoWinOpen[i].focus();
			return;
		   }else{
			for(var j=0;j<ntkoList.length;j++){
			var ntkoiename=JSON.parse(ntkoList[j]);	
			if(ntkoiename.name==ntkowin){
			var ntkoi=ntkoiename.ntkosize;
			try{
			ntkoWinOpen[ntkoi].location.href;
			}catch(e){
			ntkoWinOpen[ntkoi]=window.open(strURL,ntkowin,"height="+ntkoheight+", width="+ntkowidth+", top=0,left=0,titlebar=no,toolbar =no, menubar=no, scrollbars=no, resizable=yes, location=no, status=no");
			ntkoWinOpen[ntkoi].resizeTo(screen.availWidth,screen.availHeight);
			ntkoWinOpen[ntkoi].focus();
			return;
			}
			ntkoWinOpen[ntkoi].focus();
			return;
			}				 	
		  }
		  try{
				if(ntkoWinOpen[i].indexOf("ntkoWinOpen")!=-1){					
                   ntkoJsonIe='{"name":"'+ntkowin+'","ntkosize":"'+i+'","ntkowindow":"'+ntkoWinOpen[i]+'"}';
				   ntkoList.push(ntkoJsonIe);
				   ntkoWinOpen[i]=window.open(strURL,ntkowin,"height="+ntkoheight+", width="+ntkowidth+", top=0,left=0,titlebar=no,toolbar =no, menubar=no, scrollbars=no, resizable=yes, location=no, status=no");
				   ntkoWinOpen[i].resizeTo(screen.availWidth,screen.availHeight);
				   ntkoWinOpen[i].focus();
				   return;	
				   }
				}catch(e){
					
									
				   }
		        }		   
		      }
            }		   							
		}			
		  	   			
	},
	NtkoWShell:function(){
		
	},
	NtkoiTop:function(){
	return (window.screen.height-30-300)/2; 
	},
	NtkoiLeft:function(){
	return (window.screen.width-10-400)/2;
	},
	NtkoBrower:function(){		
		if(browser=="IE"){			
           return false;
		}
		if(browser=="firefox"){
			 if(userAgent.indexOf("Windows NT 5.1") > -1){
				 return false;
			 }				
			if(version>="50"){						
			 return true;		
			}else{				
			return false;
			}						 			  
		 }
		 if(browser=="chrome"){
			 if(userAgent.indexOf("Windows NT 5.1") > -1){
				 return false;
			 }			
			 if(version>="45"){				    																
				 return true;
			 }else{
				return false;
			 }			  
		}
		if(browser=="edg"){
			return true;
		}
	},
	NtkoStrURL:function(strURL)
	{		
	 var testurl =window.location.search;
     var docUrl=document.location.toString(); 
     var wpathname= window.document.location.pathname;
     var pos=docUrl.indexOf(wpathname);
     var relUrl= docUrl.substring(0,pos);       
	 if( ( null === strURL ) || ( "" === strURL ) )
	 {
		alert(" The Param strURL of openWindow() is NULL or empty. ");
		return;
	 }	
	 var strLowser = strURL.toLowerCase();
     if( '/' != strURL.charAt(0) )
	 {		
	 if( ( "http://" === strLowser.substr(0,7) ) || ( "https://" === strLowser.substr(0,8) ) )
	 {}
	else	
	{
	 if(strURL.indexOf("../")==-1)
	{
	var pathName = window.location.href;
	var varLength = pathName.lastIndexOf("/");
	strURL = pathName.substr( 0, varLength + 1 ) + strURL;
	}
	 else
	{	
				 var strURLlen=strURL.length;
				 strURL=strURL.substring(2,strURLlen);
				 strURL = relUrl +strURL;
			 }
			 if(strURL.indexOf(testurl)==-1)
			 {       	 
				 if(strURL.indexOf("?")==-1)
				 {
					strURL=strURL+testurl		   
				 }
				 else
				 {    		  
					 var docof= strURL.indexOf("?");
					 var docend=strURL.length;
					 var docs=strURL.substring(0,docof);
					 var docsurl=strURL.substring(docof+1,docend);     		 
					 strURL=docs+testurl+"&"+docsurl;       		   
				 }
			 }						
		 }
	 }
	 else
	 {
		 var strURLlen=strURL.length;
		 strURL=strURL.substring(0,strURLlen);
		 strURL = relUrl+ strURL;
	 }                 
     return strURL;
	 }	
};

if(browser!="IE")
{
	window.addEventListener("message", function(event) 
	{
		if ( event.source != window )
		return;
		if (event.data.type && (event.data.type == "FROM_NTKO_CONTEXT_PAGE")) 
		{
			var vJsonData =  JSON.parse( event.data.text );
			var jsonData = vJsonData["ntkoData"];
			if( typeof jsonData !== "undefined" )	
			{
				if( varNtkoGUID === jsonData["ntkoGUID"] )	
				{
					if( "ntkoClose" === jsonData["functionName"] )
					{	
						// 调用关闭事件
						try
						{
						eval('ntkoCloseEvent()');
						}
						catch(e)
						{}						
					}
					else if( "ntkoReturnValueToParentPage" === jsonData["functionName"] )
					{
						// 调用返回值事件,解析值
						var varFunctionName = jsonData["parentExecutionFunction"];		// 要执行的函数名						
						if( typeof varFunctionName != 'undefined' && ( ( null != varFunctionName ) && ( "" != varFunctionName ) ) )
						{
							var varFunctionAgrvs = jsonData["FunctionArgs"];			// 传递过来的参数值														
							if( typeof varFunctionAgrvs != 'undefined' && ( ( null != varFunctionAgrvs ) && ( "" != varFunctionAgrvs ) ) )
							{								 						
							// 调用eval执行函数
							eval( varFunctionName + "( varFunctionAgrvs[0], varFunctionAgrvs[1], varFunctionAgrvs[2], varFunctionAgrvs[3]," +
																	"varFunctionAgrvs[4],varFunctionAgrvs[5],varFunctionAgrvs[6],varFunctionAgrvs[7],varFunctionAgrvs[8]);" );							 
							}
						}						
					}
				}								
			}
		}
	}, false);
}
if(browser=="IE")
{
	if(version<=8)
	{		
	}
	else
	{
		window.addEventListener("message",function(event)
		{
		if(event.data.type=="ntkowordie")
		{
			var str=event.data.text;	
			var Jsondata=JSON.parse(str);		 
			var jsonData = Jsondata["ntkodata"];
			var varFunctionAgrvsArray=Jsondata["ntkotext"];
			var varFunctionAgrvs= varFunctionAgrvsArray.split(",");
			if( typeof jsonData !== "undefined" )
			{
				if( typeof varFunctionAgrvs != 'undefined' && ( ( null != varFunctionAgrvs ) && ( "" != varFunctionAgrvs ) ) )
				{				
				eval( jsonData + "( varFunctionAgrvs[0], varFunctionAgrvs[1], varFunctionAgrvs[2], varFunctionAgrvs[3]," +
								"varFunctionAgrvs[4],varFunctionAgrvs[5],varFunctionAgrvs[6],varFunctionAgrvs[7],varFunctionAgrvs[8]);" );					
				}
			}				  
		}
		},false);
	}
}
function ieattachEventntko(data,varFunctionAgrvs)
{
	if( typeof data !== "undefined" )
	{
		if( typeof varFunctionAgrvs != 'undefined' && ( ( null != varFunctionAgrvs ) && ( "" != varFunctionAgrvs ) ) )
		{
		eval( data + "( varFunctionAgrvs[0], varFunctionAgrvs[1], varFunctionAgrvs[2], varFunctionAgrvs[3]," +
					 "varFunctionAgrvs[4],varFunctionAgrvs[5],varFunctionAgrvs[6],varFunctionAgrvs[7],varFunctionAgrvs[8]);" );				
		}
	}		
}
function ntkoSendDataToChildtext(ntkoDataSendUrl)
{
	if(ntkoSendDataToChildSData!=null&&ntkoSendDataToChildSData!="")
	{
	  ntkoBrowser.ntkoSendDataToChild(ntkoDataSendUrl,ntkoSendDataToChildSData);	
	}
}
/*___md5___*/
var hexcase = 0; 
var b64pad  = ""; 
var chrsz   = 8; 
function hex_md5(s){ return binl2hex(core_md5(str2binl(s), s.length * chrsz));}
function b64_md5(s){ return binl2b64(core_md5(str2binl(s), s.length * chrsz));}
function str_md5(s){ return binl2str(core_md5(str2binl(s), s.length * chrsz));}
function hex_hmac_md5(key, data) { return binl2hex(core_hmac_md5(key, data)); }
function b64_hmac_md5(key, data) { return binl2b64(core_hmac_md5(key, data)); }
function str_hmac_md5(key, data) { return binl2str(core_hmac_md5(key, data)); }
function md5_vm_test()
{
  return hex_md5("abc") == "900150983cd24fb0d6963f7d28e17f72";
}
function core_md5(x, len)
{
  x[len >> 5] |= 0x80 << ((len) % 32);
  x[(((len + 64) >>> 9) << 4) + 14] = len;
  var a =  1732584193;
  var b = -271733879;
  var c = -1732584194;
  var d =  271733878;
  for(var i = 0; i < x.length; i += 16)
  {
    var olda = a;
    var oldb = b;
    var oldc = c;
    var oldd = d;
    a = md5_ff(a, b, c, d, x[i+ 0], 7 , -680876936);
    d = md5_ff(d, a, b, c, x[i+ 1], 12, -389564586);
    c = md5_ff(c, d, a, b, x[i+ 2], 17,  606105819);
    b = md5_ff(b, c, d, a, x[i+ 3], 22, -1044525330);
    a = md5_ff(a, b, c, d, x[i+ 4], 7 , -176418897);
    d = md5_ff(d, a, b, c, x[i+ 5], 12,  1200080426);
    c = md5_ff(c, d, a, b, x[i+ 6], 17, -1473231341);
    b = md5_ff(b, c, d, a, x[i+ 7], 22, -45705983);
    a = md5_ff(a, b, c, d, x[i+ 8], 7 ,  1770035416);
    d = md5_ff(d, a, b, c, x[i+ 9], 12, -1958414417);
    c = md5_ff(c, d, a, b, x[i+10], 17, -42063);
    b = md5_ff(b, c, d, a, x[i+11], 22, -1990404162);
    a = md5_ff(a, b, c, d, x[i+12], 7 ,  1804603682);
    d = md5_ff(d, a, b, c, x[i+13], 12, -40341101);
    c = md5_ff(c, d, a, b, x[i+14], 17, -1502002290);
    b = md5_ff(b, c, d, a, x[i+15], 22,  1236535329);
    a = md5_gg(a, b, c, d, x[i+ 1], 5 , -165796510);
    d = md5_gg(d, a, b, c, x[i+ 6], 9 , -1069501632);
    c = md5_gg(c, d, a, b, x[i+11], 14,  643717713);
    b = md5_gg(b, c, d, a, x[i+ 0], 20, -373897302);
    a = md5_gg(a, b, c, d, x[i+ 5], 5 , -701558691);
    d = md5_gg(d, a, b, c, x[i+10], 9 ,  38016083);
    c = md5_gg(c, d, a, b, x[i+15], 14, -660478335);
    b = md5_gg(b, c, d, a, x[i+ 4], 20, -405537848);
    a = md5_gg(a, b, c, d, x[i+ 9], 5 ,  568446438);
    d = md5_gg(d, a, b, c, x[i+14], 9 , -1019803690);
    c = md5_gg(c, d, a, b, x[i+ 3], 14, -187363961);
    b = md5_gg(b, c, d, a, x[i+ 8], 20,  1163531501);
    a = md5_gg(a, b, c, d, x[i+13], 5 , -1444681467);
    d = md5_gg(d, a, b, c, x[i+ 2], 9 , -51403784);
    c = md5_gg(c, d, a, b, x[i+ 7], 14,  1735328473);
    b = md5_gg(b, c, d, a, x[i+12], 20, -1926607734);
    a = md5_hh(a, b, c, d, x[i+ 5], 4 , -378558);
    d = md5_hh(d, a, b, c, x[i+ 8], 11, -2022574463);
    c = md5_hh(c, d, a, b, x[i+11], 16,  1839030562);
    b = md5_hh(b, c, d, a, x[i+14], 23, -35309556);
    a = md5_hh(a, b, c, d, x[i+ 1], 4 , -1530992060);
    d = md5_hh(d, a, b, c, x[i+ 4], 11,  1272893353);
    c = md5_hh(c, d, a, b, x[i+ 7], 16, -155497632);
    b = md5_hh(b, c, d, a, x[i+10], 23, -1094730640);
    a = md5_hh(a, b, c, d, x[i+13], 4 ,  681279174);
    d = md5_hh(d, a, b, c, x[i+ 0], 11, -358537222);
    c = md5_hh(c, d, a, b, x[i+ 3], 16, -722521979);
    b = md5_hh(b, c, d, a, x[i+ 6], 23,  76029189);
    a = md5_hh(a, b, c, d, x[i+ 9], 4 , -640364487);
    d = md5_hh(d, a, b, c, x[i+12], 11, -421815835);
    c = md5_hh(c, d, a, b, x[i+15], 16,  530742520);
    b = md5_hh(b, c, d, a, x[i+ 2], 23, -995338651);
    a = md5_ii(a, b, c, d, x[i+ 0], 6 , -198630844);
    d = md5_ii(d, a, b, c, x[i+ 7], 10,  1126891415);
    c = md5_ii(c, d, a, b, x[i+14], 15, -1416354905);
    b = md5_ii(b, c, d, a, x[i+ 5], 21, -57434055);
    a = md5_ii(a, b, c, d, x[i+12], 6 ,  1700485571);
    d = md5_ii(d, a, b, c, x[i+ 3], 10, -1894986606);
    c = md5_ii(c, d, a, b, x[i+10], 15, -1051523);
    b = md5_ii(b, c, d, a, x[i+ 1], 21, -2054922799);
    a = md5_ii(a, b, c, d, x[i+ 8], 6 ,  1873313359);
    d = md5_ii(d, a, b, c, x[i+15], 10, -30611744);
    c = md5_ii(c, d, a, b, x[i+ 6], 15, -1560198380);
    b = md5_ii(b, c, d, a, x[i+13], 21,  1309151649);
    a = md5_ii(a, b, c, d, x[i+ 4], 6 , -145523070);
    d = md5_ii(d, a, b, c, x[i+11], 10, -1120210379);
    c = md5_ii(c, d, a, b, x[i+ 2], 15,  718787259);
    b = md5_ii(b, c, d, a, x[i+ 9], 21, -343485551);
    a = safe_add(a, olda);
    b = safe_add(b, oldb);
    c = safe_add(c, oldc);
    d = safe_add(d, oldd);
  }
  return Array(a, b, c, d);
}
function md5_cmn(q, a, b, x, s, t)
{
  return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s),b);
}
function md5_ff(a, b, c, d, x, s, t)
{
  return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t);
}
function md5_gg(a, b, c, d, x, s, t)
{
  return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t);
}
function md5_hh(a, b, c, d, x, s, t)
{
  return md5_cmn(b ^ c ^ d, a, b, x, s, t);
}
function md5_ii(a, b, c, d, x, s, t)
{
  return md5_cmn(c ^ (b | (~d)), a, b, x, s, t);
}

function core_hmac_md5(key, data)
{
  var bkey = str2binl(key);
  if(bkey.length > 16) bkey = core_md5(bkey, key.length * chrsz);
  var ipad = Array(16), opad = Array(16);
  for(var i = 0; i < 16; i++)
  {
    ipad[i] = bkey[i] ^ 0x36363636;
    opad[i] = bkey[i] ^ 0x5C5C5C5C;
  }
  var hash = core_md5(ipad.concat(str2binl(data)), 512 + data.length * chrsz);
  return core_md5(opad.concat(hash), 512 + 128);
}
function safe_add(x, y)
{
  var lsw = (x & 0xFFFF) + (y & 0xFFFF);
  var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
  return (msw << 16) | (lsw & 0xFFFF);
}
function bit_rol(num, cnt)
{
  return (num << cnt) | (num >>> (32 - cnt));
}
function str2binl(str)
{
  var bin = Array();
  var mask = (1 << chrsz) - 1;
  for(var i = 0; i < str.length * chrsz; i += chrsz)
    bin[i>>5] |= (str.charCodeAt(i / chrsz) & mask) << (i%32);
  return bin;
}
function binl2str(bin)
{
  var str = "";
  var mask = (1 << chrsz) - 1;
  for(var i = 0; i < bin.length * 32; i += chrsz)
    str += String.fromCharCode((bin[i>>5] >>> (i % 32)) & mask);
  return str;
}
function binl2hex(binarray)
{
  var hex_tab = hexcase ? "0123456789ABCDEF" : "0123456789abcdef";
  var str = "";
  for(var i = 0; i < binarray.length * 4; i++)
  {
    str += hex_tab.charAt((binarray[i>>2] >> ((i%4)*8+4)) & 0xF) +
           hex_tab.charAt((binarray[i>>2] >> ((i%4)*8  )) & 0xF);
  }
  return str;
}
function binl2b64(binarray)
{
  var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
  var str = "";
  for(var i = 0; i < binarray.length * 4; i += 3)
  {
    var triplet = (((binarray[i   >> 2] >> 8 * ( i   %4)) & 0xFF) << 16)
                | (((binarray[i+1 >> 2] >> 8 * ((i+1)%4)) & 0xFF) << 8 )
                |  ((binarray[i+2 >> 2] >> 8 * ((i+2)%4)) & 0xFF);
    for(var j = 0; j < 4; j++)
    {
      if(i * 8 + j * 6 > binarray.length * 32) str += b64pad;
      else str += tab.charAt((triplet >> 6*(3-j)) & 0x3F);
    }
  }
  return str;
}