function AJAX() {
   var ajax = false;
   
   // Internet Explorer (5.0+)
   try {
     ajax = new ActiveXObject("Msxml2.XMLHTTP"); 
   } catch (e) {
	   
      try {
        ajax = new ActiveXObject("Microsoft.XMLHTTP");
      } catch (e) {
        ajax = false;
      }

   }

   // Mozilla veya Safari
   if ( !ajax && typeof XMLHttpRequest != 'undefined' ) {
	   
     try{
        ajax = new XMLHttpRequest();
     }catch(e) {    
        ajax = false;
     }

   }

   // Diger
   if ( !ajax && window.createRequest ) {
     
	 try{
        ajax = window.createRequest();
     }catch(e) {  
        ajax = false;
     }

   }

	return ajax;
}


// POST iþlemleri
function SepetAjax(yer, dosya, sc , tip) {
var tip=tip
	ajax = new AJAX();
	
	if ( ajax ) {
		ajax.onreadystatechange = function () {}
		ajax.abort()
	}
	
	ajax.open('POST', dosya, true)
	ajax.setRequestHeader("If-Modified-Since", "Sat, 1 Jan 2000 00:00:00 GMT")
	ajax.setRequestHeader('Content-Type','application/x-www-form-urlencoded; charset=UTF-8')
    ajax.setRequestHeader("Content-length", sc.length)
    ajax.setRequestHeader("Connection", "close")
	ajax.send(sc)
	
    ajax.onreadystatechange = function () {

			if( ajax.readyState == 1 || ajax.readyState == 2 || ajax.readyState == 3 ) {
				var loading = 'Ekleniyor...'
				document.getElementById(yer).innerHTML = loading;
			}
		
		if( ajax.readyState == 4) {
		if(tip=='i'){
			document.getElementById(yer).innerHTML = ajax.responseText;
			}
			else {
      var sonuclar=ajax.responseText.split("_");
			document.getElementById(yer).innerHTML = sonuclar[0]
			document.getElementById('sepetalan').innerHTML = sonuclar[1]
      }
			function AJAX() {}
        }
	}
		
}

function sepeteEkle(urun,sess,tip) {

var tip=tip
var urun=urun
var kontrol = 'ndrktp123654';
if(tip=='i'){
		var sc='urun='+ urun+'&uyeid='+ sess+'&kontrol='+ kontrol
		SepetAjax('izlediklerime', 'izlediklerimeekle.php', sc , 'i')
		}else {
		var sc='urun='+ urun+'&sess='+ sess+'&kontrol='+ kontrol
		SepetAjax('sepetbuton'+urun, 'sepeteekle.php', sc , 's')  
    }
	}


//eskiden
function aramaalani(){
document.kitaparaust.kelime.value=''
}

function aracontrol(lang){
     if(document.kitaparaust.kelime.value.length < 2 || document.kitaparaust.kelime.value=='Lütfen aranacak kelimeyi giriniz' || document.kitaparaust.kelime.value=='Please enter a search term')
{
    if(lang=='en')document.kitaparaust.kelime.value='Please enter a search term'
    else document.kitaparaust.kelime.value='Lütfen aranacak kelimeyi giriniz'
    document.kitaparaust.kelime.focus();
   setTimeout('aramaalani()',1000);
   
    return false;
}else return true;}

function detayliaracontrol(tip){
var tip=tip;
if(tip=='kitap'){
     if(document.gelismisarama.kitap_Adi.value.length < 2 &&
        document.gelismisarama.yazar.value.length < 2 &&
        document.gelismisarama.ceviren.value.length < 2 &&
        document.gelismisarama.hazirlayan.value.length < 2 &&
        document.gelismisarama.yayin_Evi.value.length < 2 &&
        document.gelismisarama.yayin_Yeri.value.length < 2 &&
        document.gelismisarama.isbn.value.length < 2 &&
        document.gelismisarama.fiyat1.value=="00.00" &&
        document.gelismisarama.fiyat2.value=="00.00" &&
        document.gelismisarama.tarih1.value.length < 4 &&
        document.gelismisarama.tarih2.value.length < 4 &&
        document.gelismisarama.kategori.value=="all" &&
        document.gelismisarama.satici.value=="all" &&
        document.gelismisarama.dil.value=="all" &&
        document.gelismisarama.guzelciltli.checked==false &&
        document.gelismisarama.birincibaski.checked==false &&
        document.gelismisarama.imzali.checked==false                             
     )
{

    uyari1.style.display='block'
    document.gelismisarama.kitap_Adi.focus();
    return false;

}else return true;}
else if(tip=='dergi'){
     if(document.gelismisarama.kitap_Adi.value.length < 2 &&
        document.gelismisarama.fiyat1.value=="00.00" &&
        document.gelismisarama.fiyat2.value=="00.00" &&
        document.gelismisarama.tarih1.value.length < 4 &&
        document.gelismisarama.tarih2.value.length < 4 &&
        document.gelismisarama.satici.value=="all" &&
        document.gelismisarama.dil.value=="all" &&
        document.gelismisarama.kategori.value=="all"
     )
{
    uyari1.style.display='block'
    document.gelismisarama.kitap_Adi.focus();
    return false;
}else return true;
}
else if(tip=='efemera'){
     if(document.gelismisarama.kitap_Adi.value.length < 2 &&
        document.gelismisarama.fiyat1.value=="00.00" &&
        document.gelismisarama.fiyat2.value=="00.00" &&
        document.gelismisarama.satici.value=="all" &&
        document.gelismisarama.kategori.value=="all"
     )
{
    uyari1.style.display='block'
    document.gelismisarama.kitap_Adi.focus();
    return false;
}else return true;
}

else if(tip=='urunkodu'){
     if(document.gelismisarama.urunkodu.value.length < 1
     )
{
    uyari2.style.display='block'
    document.gelismisarama.urunkodu.focus();
    return false;
}else return true;
}
}


function tumunuSec(formname)
{
	var obj=document.forms[formname];
	if(obj.tumunu.checked==true) {
	for (var i=0; i<obj.elements.length;i++) {
	    var currentElement = obj.elements[i];
	    var currentType = currentElement.type;
			if(currentType=='checkbox') { currentElement.checked=true; }}
	}
	else { 
	for (var i=0; i<obj.elements.length;i++) {
	    var currentElement = obj.elements[i];
	    var currentType = currentElement.type;
			if(currentType=='checkbox') { currentElement.checked=false; }}
	}
}


function ac(adres,baslik,w,h) {
var win= null;
var x=(screen.width-w-10)/2;
var y=(screen.height-h-50)/2;
var settings='toolbar=0, scrollbars=1, location=0, statusbar=0, menubar=0, resizable=1,';
settings+='width='+w+',';
settings+='height='+h+',';
settings+='left='+x+',';
settings+='top='+y;
win = window.open(adres, baslik, settings);
if(parseInt(navigator.appVersion) >= 4){win.window.focus();}
}


function kurgoster(gos,giz) {
document.getElementById(gos).style.display="inline";
document.getElementById(giz).style.display="none";
}

spe=500;
na=document.all.tags("blink");
swi=1;
bringBackBlinky();
function bringBackBlinky() {
if (swi == 1) {
sho="visible";
swi=0;
}
else {
sho="hidden";
swi=1;
}
for(i=0;i<na.length;i++) {
na[i].style.visibility=sho;
}
setTimeout("bringBackBlinky()", spe);
}