function changeImages() {
	if (document.images) {
		//for (var i=0; i<changeImages.arguments.length; i+=2) {
			//document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
			document[changeImages.arguments[0]].src = changeImages.arguments[1];
		//}
	}
}

var intval="";
var tiklanarak=false;
var aralik=6000;
var sira = 0;
var resimSay = 0;
	$(document).ready(function() {
		resimSay = $("#giris-resim img").length;
		//select all the a tag with name equal to modal
		$('a[name=modal]').click(function(e) {
			//Cancel the link behavior
			e.preventDefault();
			
			//Get the A tag
			var id = $(this).attr('href');
			//Get the screen height and width
			var maskHeight = $(document).height();
			var maskWidth = $(window).width();
		
			//Set heigth and width to mask to fill up the whole screen
			$('#mask').css({'width':maskWidth,'height':maskHeight});
			
			//transition effect		
			$('#mask').fadeIn(1000);	
			$('#mask').fadeTo("slow",0.8);	
		
			//Get the window height and width
			var winH = $(window).height();
			var winW = $(window).width();
			var x =$(id).width();
			var y =$(id).height();
			if (x<1) x=640;
			if (y<1) y=640;
			//Set the popup window to center
//			$(id).css('top',  winH/2-$(id).height()/2);
//			$(id).css('left', winW/2-$(id).width()/2);
			$(id).css('top',  winH/2-y/2);
			$(id).css('left', winW/2-x/2);
		
			//transition effect
			$(id).fadeIn(2000); 
		});
		
		//if close button is clicked
		$('.window .close').click(function (e) {
			//Cancel the link behavior
			e.preventDefault();
			
			$('#mask').hide();
			$('.window').hide();
		});		
		
		//if mask is clicked
		$('#mask').click(function () {
			$(this).hide();
			$('.window').hide();
		});			
		
	});
	$(function() {
	    intval = setInterval(function () {
	        sirayla_goster_artan();
	    }, aralik);
	});
function sirayla_goster_artan() {
	if (tiklanarak){
		clearInterval(intval);
	    intval = setInterval(function () {
	        sirayla_goster_artan();
	    }, aralik);
        tiklanarak=false;		
	}
    $("#giris img:eq("+sira+")").hide();
    sira++;
    sira=sira % resimSay;
    $("#giris img:eq("+sira+")").fadeIn();
}
function sirayla_goster_azalan() {
    $("#giris img:eq("+sira+")").hide();
    if (sira==0) {sira=resimSay;}
    sira--;
    $("#giris img:eq("+sira+")").fadeIn();
}
function ayarlaInterval(x) {
	clearInterval(intval);
    intval = setInterval(function () {
        sirayla_goster_artan();
    }, x);
    tiklanarak=true;
}