function addto (form) { 
  var entry=form;
  var a=0;
  boundry = new Array(entry.elements.length);
  boundry[0]=0;
   for(x=1;x<entry.elements.length;x++){
	if(entry.elements[0].name==entry.elements[x].name)
         {
           a++;
           boundry[a]=x;
         }
   }   

j=0;
for(i=0;i<=a;i++) {
  j=boundry[i];
// check to see if you are using <select>
if(isNaN(entry.elements[j+1].length)){
     var description=entry.elements[j+1].value;
  } else {
     var opindex=entry.elements[j+1].selectedIndex;
     var description=entry.elements[j+1].options[opindex].text;
  }
  var ind=j+2;
  while(entry.elements[ind].name==entry.elements[ind-1].name)
  {
     opindex=entry.elements[ind].selectedIndex;
     description = description+" "+entry.elements[ind].options[opindex].text;
     ind++;
  }
  store_name=entry.elements[ind].value;
  product_name=entry.elements[ind].name;
  quantity=entry.elements[j].value;
  price=entry.elements[j+1].name;

  var num=parseInt(entry.elements[j].value)
if(!haycaracteres(quantity))
  {//abro if mio

  if(!isNaN(num))
  {
  document.cookie ="oops"+store_name+"+"+description
+ "+" + product_name + "=" + quantity +
"+" + document.referrer  +"+"+ price + 
"; path=/"+"";
   }       
   } //cierro if mio
 }
}

function  addtocart(form,page){ 
addto(form)
location.href=page;
}

function setform(form,page){
var formname=form;
formname.method='GET';
formname.action=page;
}

function haycaracteres (valor)
     {   
       temporj=valor.length;
       for (var tempori=0; tempori<temporj ;tempori++)
       { 
          var caracter = valor.charAt(tempori);
          if (caracter < "0" || caracter >"9")
          {
		//alert("La quantità deve essere numerica");
                return true;
          }
       } 
       return false;
     }