var arrayId=["promo1","promo2","promo3"];
var arrayId_p=["promo1_p","promo2_p"];

var Promo1Src=["images/promo/banner380x100_praga.jpg","images/promo/banner380x100_berlino.jpg", "images/promo/banner380x100_bucarest.jpg"];
var Promo2Src=["images/promo/banner380x100_londra.jpg","images/promo/banner380x100_amsterdam.jpg", "images/promo/banner380x100_parigi.jpg"];
var Promo3Src=[,];
var changePromo = 0;
var Promo1_pSrc=["images/promo/bannerpraga_2.jpg","images/promo/bannerberlino_2.jpg","images/promo/banneramsterdam_2.jpg"];
var Promo2_pSrc=["images/promo/bannerbucarest_2.jpg","images/promo/bannerparigi_2.jpg","images/promo/bannerlondra_2.jpg"];
var changePromo_p =0;

  
      $(document).ready(function() {
             setInterval( 'ChangePromo()', 6000 );
      });


function ChangePromo(){
		
		$.each(arrayId,function(index,value){
					if (index==0){
							$("#" + value).attr("src", Promo1Src[changePromo]);//cambio promo1
							}
					else {//cambio promo2
							$("#" + value).attr("src", Promo2Src[changePromo]);
							}
					
					});
					
					  if (changePromo==0){changePromo=1;}
					else if  (changePromo==1) {changePromo=2;}
					else  {changePromo=0}

			$.each(arrayId_p,function(index,value){
					if (index==0){//cambio promo1_p
						$("#" + value).attr("src", Promo1_pSrc[changePromo_p]);
						}
					else {//cambio promo2_p
						$("#" + value).attr("src", Promo2_pSrc[changePromo_p]);
						}
					
					});
				  if (changePromo_p==0){changePromo_p=1;}
					else if  (changePromo_p==1) {changePromo_p=2;}
					else  {changePromo_p=0}
					
		
         }