var IS_IE = document.all && window.ActiveXObject && 
navigator.userAgent.toLowerCase().indexOf("msie") > -1 ; 
var IS_GECKO = document.implementation && document.implementation.createDocument  && window.XMLHttpRequest && true; 

function giris(){ 
var username=document.getElementById('kul').value
var password=document.getElementById('pass').value
if (document.getElementById('hatirla').checked) {
var hatirla = "ON";
} else {
var hatirla = "OF";
}

   if (IS_GECKO) { 
       XHRO = new XMLHttpRequest(); 
   } else if(IS_IE) { 
       XHRO = new ActiveXObject("Microsoft.XMLHTTP"); 
    } 
  
   XHRO.open("GET","giris.php?kullanici="+username+"&sifre="+password+"&hatirla="+hatirla); 
   XHRO.setRequestHeader("Content-type", "application/x-www-form-urlencoded;charset=iso-8859-9"); 

   XHRO.onreadystatechange = function(){ 

   if(XHRO.readyState == 4){ 
     if(XHRO.status == 200){ 
     document.getElementById("orta").innerHTML = XHRO.responseText;
     } } 
else {
     document.getElementById("orta").innerHTML = "<center><b><p style=\"margin-top: 25\" align=\"center\"><font class=\"yukle\">Lütfen Bekleyiniz</font></p></b></center>";  }

} 
 XHRO.send(null);
 } 

function msg(){ 
   if (IS_GECKO) { 
       XHRO = new XMLHttpRequest(); 
   } else if(IS_IE) { 
       XHRO = new ActiveXObject("Microsoft.XMLHTTP"); 
    } 
  
   XHRO.open("GET","mesajkontrol.php"); 
   XHRO.setRequestHeader("Content-type", "application/x-www-form-urlencoded;charset=iso-8859-9"); 

   XHRO.onreadystatechange = function(){ 

   if(XHRO.readyState == 4){ 
     if(XHRO.status == 200){ 
     document.getElementById("msg").innerHTML = XHRO.responseText
	if (XHRO.responseText == "yeni") {
	alert("Yeni bir mesajınız var");
	}
     } } 
else {
     document.getElementById("msg").innerHTML = "?";  }

} 
 XHRO.send(null);

 var ReplyFunction = "msg()";
 setTimeout(ReplyFunction, 120000);
}

function msgbasla() {
 var ReplyFunction = "msg()";
 setTimeout(ReplyFunction, 120000);
}

function arajs(ne) {
if (ne != "tag") {
document.getElementById('konu').style.fontWeight= 'normal';
document.getElementById('fikir').style.fontWeight= 'normal';
document.getElementById('fikirdas').style.fontWeight= 'normal';
document.getElementById(ne).style.fontWeight= 'bold';
document.getElementById('tur').value = ne;
}
}

function temizle() {
document.getElementById('kul').value= '';
}