header_kepekSzama = 7;
header_kepMagassag = 165;
header_kepvaltasSebessege = 5000; // 5 sec
header_animacioHossza = 2000; // fel sec


jQuery(document).ready(function() {

    fo_kepekSzama = jQuery(".header_kep").length;

     

	$("#kepvalto").css( {backgroundPosition: "0 0"} )
	animateHeader(1);
	

	
});





function animateHeader(i) {

	$("#kepvalto").animate({ backgroundPosition: "0px "+((i==1)?0:"-"+(header_kepMagassag*(i-1)))+"px"}, header_animacioHossza, "easeOutExpo");
	
	if( i == header_kepekSzama ) i = 1; 
	else i++;
	
	setTimeout( "animateHeader("+i+")", header_kepvaltasSebessege);
	
}