var totimages=0;var currimage=0;var previmage=0;function countProducts(){images=document.getElementsByTagName("img");for(i=0;i<images.length;i++){if((images[i].className=="foto_prodotto")||(images[i].getAttribute("class")=="foto_prodotto")){totimages++}}currimage=1;previmage=totimages}function previmg(){previmage=currimage;currimage=(currimage==1)?totimages:--currimage;show_foto(previmage,currimage)}function nextimg(){previmage=currimage;currimage=(currimage==totimages)?1:++currimage;show_foto(previmage,currimage)}function show_foto(a,b){document.getElementById("prod"+a).style.display="none";document.getElementById("prod"+b).style.display="block"}function openzoom(a,b){window.open("zoom.html?idprod="+currimage,"","left=100,top=100,width="+a+",height="+b+",resizable=no,scrollbars=no,location=no,toolbar=no")}function openpopup(e,d,b){d=(d||580);b=(b||626);var a=Math.floor((screen.width-b)/2);var c=Math.floor((screen.height-d)/2);window.open(e,"","width="+b+",height="+d+",top="+c+",left="+a)};