var xmlHttp1;
function login()
{ 
    	
    var uname=document.logform.username.value;
    var pass=document.logform.password.value;
	var home_link=document.logform.home_link.value;
   xmlHttp1=GetXmlHttpObject()

  if (xmlHttp1==null)
  {
  alert ("Browser does not support HTTP Request")
  return 
  }
  if(uname==""||pass=="")
	{
	alert("Must fill all entries");
	return ;
	}
	else
	{
	
	
      var url=home_link+"plugins/site/themes/default/logincheck.php"
      url=url+"?n="+uname+"&p="+pass;
      xmlHttp1.open("GET",url,true)
      xmlHttp1.onreadystatechange=stateChanged1 ;
      xmlHttp1.send(null);
	 
    
	}
	
}

function stateChanged1() 
{ 
  if (xmlHttp1.readyState==4 )
  { 
  if(xmlHttp1.responseText=="f")
  {
  document.getElementById("txtHint").innerHTML="Incorrect combination " 	 
  document.logform.username.value="";
  document.logform.password.value="";
  }
  else if(xmlHttp1.responseText=="s")
  {  
  document.logform.extLogin.value='0';
  document.logform.log_uid.value='0';
  logform.submit();  
  }
  } 
}


function GetXmlHttpObject()
{
	var xmlHttp1=null;
	
try
 {
	 // Firefox, Opera 8.0+, Safari
 xmlHttp1=new XMLHttpRequest();
 }
catch (e)
 {
	
 //Internet Explorer
 try
  {
  xmlHttp1=new ActiveXObject("Msxml2.XMLHTTP");
 
  }
 catch (e)
  {
	  
  xmlHttp1=new ActiveXObject("Microsoft.XMLHTTP");
  
  }
 }
 
 
return xmlHttp1;
}