function reloadcode()
{ 
	document.getElementById("safecode").src = "../images/validate_key.php?" + Math.random();
}

function   GetCookie(cookieName){   
var   cookieString   =   document.cookie;   
var   start   =   cookieString.indexOf(cookieName   +   '=');   
if   (start   ==   -1)   
return   null;   
start +=   cookieName.length   +   1;   
var   end   =   cookieString.indexOf(";",   start);   
if   (end   ==   -1)   return   unescape(cookieString.substring(start));   
return   unescape(cookieString.substring(start,   end));   
}

function my_getbyid(id)
{
   itm = null;
   if (document.getElementById)
   {
      itm = document.getElementById(id);
   }
   else if (document.all)
   {
      itm = document.all[id];
   }
   else if (document.layers)
   {
      itm = document.layers[id];
   }
   
   return itm;
}

function _sebarcode()
{
   if(document.agent.url.value == "")
  {
   alert("Domain name can not be blank！");
   document.agent.url.focus();
   event.returnValue=false;
   return false;
  }
  else if (document.agent.key_code.value != GetCookie("adminsafekey"))
  {
   alert("Authcode error please enter！");
   document.agent.key_code.focus();
   event.returnValue=false;
   return false;
  }
  else
  {
   var xmlHttp;
		try
		{
			xmlHttp=new XMLHttpRequest();
		}
		catch (e)
		{
			try
			{
				xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
			}
			catch (e)
			{
				try
				{
					xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
				}
				catch (e)
				{
					alert("Your browser does not support AJAX!");
					return false;
				}
			}
		}
	
	  
	   var obj = document.agent.url.value;
	
       var url = "search_agent.php?url="+obj+"&key="+Math.random();
	   
		my_getbyid('loading').innerHTML='<img src="../images/ajax.gif">&nbsp;&nbsp;<span style="color:#666666;">Data Loading…</span>';
		
	 xmlHttp.onreadystatechange=function()
	 {
		 if(xmlHttp.readyState==4)
		 {
		    var returnText = xmlHttp.responseText;
		    
			 my_getbyid('loading').innerHTML='<span style="color:#666666;">'+returnText+'</span>';		 

		 }
	 }
	 xmlHttp.open("GET",url,true);
	 xmlHttp.send(null);
  }
}