function showConfirmForm (text) {
   var res = confirm(text);

   if (res == false) {
      return false;
   }
}

var shown = 0;
function showhide (id) {
   if (shown) {
      var element = document.getElementById("group"+shown);
      element.style.display = "none";
   }
   var element = document.getElementById("group"+id);
   if (element) {
      element.style.display = "inline";
      shown = id;
   }
}

function swapImg(target, id, dir, file, alt, enlarge) {
   document.images[target].src = "../data/product_photos/" + dir + "/" + file;
   document.images[target].alt = alt;
   var el = document.getElementById("lgimg");
   el.setAttribute("href", "../showlgimg?id=" + id);

   if (enlarge == 0) {
      el.removeAttribute("href");
   }
}

function showProducer(id) {
   var design = 'width=400, height=300, toolbar=0, menubar=0, statusbar=0, scrollbars=1, resizable=no, top=200, left=200';
   window.open('../pop_producer?id='+id, 'contextwin', design);
}