var contador=0;
var itotal=0;
var nopuntos_total="";
var total="";
var pagina_carrello="";

function view_cart(pag) {
   pagina_carrello=pag;
   mycookies=new Array(20);
   var i=0;
   var startpoint=0;
   whole_len=document.cookie.length;
   while(whole_len!=startpoint && i< 20)
   {
     if ((temlen=document.cookie.indexOf(";",startpoint))!=-1)
     {
	mycookies[i]=document.cookie.substring(startpoint,temlen);
	i++;
	startpoint=temlen+1
     }
     else if (startpoint != whole_len)
     {
        mycookies[i]=document.cookie.substring(startpoint,whole_len);
        i++;
        startpoint=whole_len;
     }
   }
    printtitle();
    for (j=0;j<i;j++)
     {
	getCookie(mycookies[j]);
     }
    document.write("</table>");

document.write("<table>");
nopuntos_total=""+itotal;
total=edita_importe(nopuntos_total,0);

var totaleuro=convertEuro(itotal);

    document.write("<br><tr align=right><td><b>Totale Euro </td><td>"+totaleuro+" </b></td></tr>");
    document.write("</table>");


}

function convertEuro (cantidad) {
var ieuro=cantidad/1936.27;
var ceuro=""+ieuro;
if (cantidad == 0 ) return "0,0";

var elpunto=ceuro.indexOf(".",0);
var x_euro=ceuro.substring(0,elpunto+3);
var euro1=eliminar(x_euro,".");
var euro2 = edita_importe(euro1,2);
return euro2;

}

function getCookie (acookie) {
    clen = acookie.length;
    nlen= acookie.indexOf("=",0);
    if(acookie.substring(0,1)==" ")
       cname=acookie.substring(5,nlen);
    else
       cname= acookie.substring(4,nlen);
    bname= acookie.substring(nlen+1,clen);
    sname_len=cname.indexOf("+",0);
    store=cname.substring(0,sname_len);
    dlen=cname.indexOf("+",sname_len+1);
    descrip=cname.substring(sname_len+1,dlen)
    product=cname.substring(dlen+1,nlen);

    qlen=bname.indexOf("+",0);
    rlen=bname.indexOf("+",qlen+1);
    quant=bname.substring(0,qlen);
    if(quant==0)
	document.cookie="oops"+cname+"=bb; expires=Saturday, 16-Sep-90 23:59:59 GMT; path=/"+"";


    price=bname.substring(rlen+1,clen-nlen);
    printcontent();
}

function putback(str1){
  document.cookie="oops"+str1+"=bb; expires=Saturday, 16-Sep-90 23:59:59 GMT; path=/"+""; 
}

function printtitle(){
tabletitle="<table border=0 cellpadding=1 cellspacing=0 width=80% bordercolor=#ED5BAA bgcolor=#FFFFFF><tr align=center bgcolor=#ddeeff> \
<td><b> prodotto </b></td><td><b> codice </b></td><td><b> quantita' </b></td> \
<td><b> prezzo euro </b></td><td><b> categoria </b></td><td><b> elimina </b></td></tr>";
document.write(tabletitle);
}

function printcontent(){
  if(quant!=0){

nopuntos_price=eliminar(price,".");
var iprice = parseInt(nopuntos_price,10);
itotal=itotal+(quant * iprice);

    document.write("<tr align=center><td>"+product+"</td><td>");
    document.write(descrip+"</td><td>"+quant+"</td><td>");
    document.write(convertEuro(iprice)+"</td><td>");
    document.write(store);
    document.write("</td><td><form ACTION="+pagina_carrello+"><input type=submit value=elimina "); 
    document.write("onClick=\"putback(\'"+store+"+"+descrip+"+"+product);
    document.write("\')\"></form></td></tr>");
contador=contador+1;
   }
}

//add a field so that shopper can change amount of product in cart
//function printcontent2(){
  //if(quant!=0){
    //document.write("<tr align=center><td>"+product+"</td><td>");
    //document.write(descrip+"</td><td><form method=get ");
    //document.write("action=view.html><input type=text size=3");
    //document.write(" name=quantity value="+quant+">");
    //document.write("<input type=hidden name="+price);
    //document.write(" value=\""+descrip+"\">");
    //document.write("<input type=hidden name=\""+product);
    //document.write("\" value=\""+store+"\"></td><td>");
    //document.write(price+"</td><td>"+"<a href="+refer+">"+store+"</a>");
    //document.write("</td><td><input type=submit value=update onClick=");
    //document.write("addtocart(this.form,'view.html')>");
    //document.write("</form></td></tr>");
   //}
//}

function get_total(form)
{

	form.vp_amount.value=nopuntos_total;
	form.total.value=total;
	return true;
}


function eliminar(valor, caract)
{
 auxiliar="";
	kj= valor.length;
	for (var i=0;i<kj;i++)
        {
            var caracter = valor.charAt(i);
            if (caracter!=caract)
            {
               auxiliar=auxiliar+caracter;
            }
         }
         return auxiliar;
}

function edita_importe(saldo,decimales)
  {
	
   var decimales=parseInt(decimales,10);
   var dec="",signo="";
   var saldo1="",pp=0;
   saldo=""+saldo;
   if (saldo==" " || saldo=="") return saldo;
   if (eval(saldo<0))
    {
     signo="-";
     saldo=saldo.substring(1,saldo.length);
    }
   dec=saldo.substring(saldo.length-decimales,saldo.length);
   saldo=saldo.substring(0,saldo.length-decimales);
 //  alert (signo+" "+saldo+" "+dec);   
   pp=0;
   for (ij=saldo.length-1;ij>=0;ij--)
   {
	if(pp==3 && ij>=0)
	 {
	  saldo1="."+saldo1;
	  pp=0;
	 }
	saldo1=saldo.charAt(ij)+saldo1;
	pp++;
   }

	if(decimales==0) 
		saldo=signo+saldo1;
	else
		saldo=signo+saldo1+","+dec;

	return saldo;
  }



function replace (target, oldTerm, newTerm, wordOnly)
{
var work=target;
var ind=0;
var next=0;

while ((ind = work.indexOf(oldTerm , next)) >=0 )
{
if(wordOnly)
{
	var before = ind -1;
	var after=ind +oldTerm.length;
	if(!(space(work.charAt(before))&&space(work.charAt(after))))
	{
		next=ind+oldTerm.length;
		continue;
	}

}
target=target.substring(0,ind)+newTerm+target.substring(ind+oldTerm.length,target.length);
work=work.substring(0,ind)+ newTerm+ work.substring(ind+oldTerm.length,work.length);
next=ind+newTerm.length;
if (next >= work.length) { break; }

}

return target;

}