// fixDate
function fixDate(date) {
  var base = new Date(0);
  var skew = base.getTime();
  if (skew > 0)
    date.setTime(date.getTime() - skew);
}
// alterError - fixes a rounding bug in Netscape 2
function alterError(value) {
if (value<=0.99) {
newPounds = '0';
} else {
newPounds = parseInt(value);
}
newPence = parseInt((value+.0008 - newPounds)* 100);
if (eval(newPence) <= 9) newPence='0'+newPence;
newString = newPounds + '.' + newPence;
return (newString);
}
// getCookieVal
function getCookieVal(offset) {
var endstr = document.cookie.indexOf (";", offset);
if (endstr == -1)
endstr = document.cookie.length;
return unescape(document.cookie.substring(offset, endstr));
}
// getCookie
function getCookie(name) {  
var arg = name + "=";  
var alen = arg.length;  
var clen = document.cookie.length;  
var i = 0;  
while (i < clen) {
var j = i + alen;    
if (document.cookie.substring(i, j) == arg)      
return getCookieVal (j);    
i = document.cookie.indexOf(" ", i) + 1;    
if (i == 0) break;   
}  
return null;
}
// Fin funciones comunes
// deleteCookie
function deleteCookie(name) {
thisPath = "/sites/vcanas/virtualstore.nsf/";
vacio = " " ;
document.cookie="TheBasket" + "=" + vacio + " ;path=" + thisPath;
} 
// showItems
function showBasket() { 
index = document.cookie.indexOf("TheBasket");
countbegin = (document.cookie.indexOf("=", index) + 1);
countend = document.cookie.indexOf(";", index);
if (countend == -1) {
countend = document.cookie.length;
 }
fulllist = document.cookie.substring(countbegin, countend);
totprice = 0;
document.writeln('<FORM NAME="updateform">');
document.writeln('<TABLE border="0" width="100%" cellpadding="1" cellspacing="1" align="center">');
document.writeln('<TR style="BACKGROUND-COLOR:#99CC99"><TD align=center><b><font size=2 color="#FFFFFF">Cant.</font></b></TD><TD align=left><b><font size=2 color="#FFFFFF">Descripción</font></b></TD><TD align=center><b><font size=2 color="#FFFFFF">Precio</font></b></TD><TD align=center><b><font size=2 color="#FFFFFF">Total</font></b></TD><TD align=center><b><font size=2 color="#FFFFFF">Opciones</font></b></TD></TR>'); 
itemlist = 0;
for (var i = 0; i <= fulllist.length; i++) { 
if (fulllist.substring(i,i+1) == '[') {
itemstart = i+1; 
thisitem = 1; 
} else if (fulllist.substring(i,i+1) == ']') {
itemend = i;
thequantity = fulllist.substring(itemstart, itemend); 
itemtotal = 0;
itemtotal = (eval(theprice*thequantity)); 
temptotal = itemtotal * 100;
totprice = totprice + itemtotal;
itemlist=itemlist+1; 
document.write('<tr style="BACKGROUND-COLOR:#EFEFEF"><td align=center><INPUT TYPE=TEXT  NAME="quant'+itemlist+'" VALUE="'+thequantity+'" size="1" style="FONT-SIZE:10"></td><td><font size=2 color="#000000">'+theitem+'</font></td><td align=right><font size=2 color="#000000">$&nbsp;'+theprice+'</font></td><td align=right><font size=2 color="#000000">$&nbsp;'+alterError(itemtotal)+'</font></td><td width=70><p align=center> <a href="javascript:amendItem('+itemlist+',document.updateform.quant'+itemlist+'.value)"><img src="sys_viewimg_reload.gif" border=0 alt="Actualizar cantidades"></a>&nbsp;&nbsp;<a  href="javascript:removeItem('+itemlist+')"><img src="sys_viewimg_basurero.gif" border=0 alt="Eliminar éste producto"></a> </p></td></tr>'); 
} else if (fulllist.substring(i,i+1) == '|') { 
if (thisitem==1) theitem = fulllist.substring(itemstart, i);
if (thisitem==2) theprice = fulllist.substring(itemstart, i);
thisitem++; 
itemstart=i+1; 
} 
} 
total = eval(alterError(totprice)*1); 
document.writeln('<TR style="BACKGROUND-COLOR:#CCCCCC"><td colspan=3><font size=2 color="#000000"><B>Total de éste pedido:</font></td><td align=right><font size=2 color="#000000"><B>$&nbsp;'+total+'</B></font></td><td align=right><font size=2 color="#000000">&nbsp;</font></td></tr>'); 
document.writeln('</TABLE>'); 
document.writeln('</FORM>'); 
} 
// showContent
function showContent() { 
index = document.cookie.indexOf("TheBasket");
countbegin = (document.cookie.indexOf("=", index) + 1);
countend = document.cookie.indexOf(";", index);
if (countend == -1) {
countend = document.cookie.length;
 }
fulllist = document.cookie.substring(countbegin, countend);
totprice = 0;
document.writeln('<TABLE border="0" width="100%" cellpadding="1" cellspacing="1" align="center">');
document.writeln('<TR style="BACKGROUND-COLOR:#99CC99"><TD colspan=2 align=center><b><font size=2 color="#FFFFFF">Su Carretilla</font></b></TD></TR>'); 
itemlist = 0;
for (var i = 0; i <= fulllist.length; i++) { 
if (fulllist.substring(i,i+1) == '[') {
itemstart = i+1; 
thisitem = 1; 
} else if (fulllist.substring(i,i+1) == ']') {
itemend = i;
thequantity = fulllist.substring(itemstart, itemend); 
itemtotal = 0;
itemtotal = (eval(theprice*thequantity)); 
temptotal = itemtotal * 100;
totprice = totprice + itemtotal;
itemlist=itemlist+1; 
} else if (fulllist.substring(i,i+1) == '|') { 
if (thisitem==1) theitem = fulllist.substring(itemstart, i);
if (thisitem==2) theprice = fulllist.substring(itemstart, i);
thisitem++; 
itemstart=i+1; 
} 
} 
total = eval(alterError(totprice)*1); 
document.writeln('<tr style="BACKGROUND-COLOR:#EFEFEF"><td align=left><font size=2 color="#000000">'+itemlist+'&nbsp;Producto(s)</font></td><td align=right><font size=2 color="#000000"><a href="/sites/vcanas/virtualstore.nsf/carretilla.html"><img src="/sites/vcanas/virtualstore.nsf/icono_carretilla.gif" border=0 align=absmiddle>Ver</a></font></td></tr>'); 
document.writeln('<TR style="BACKGROUND-COLOR:#CCCCCC"><td colspan=2><font size=2 color="#000000"><B>Total:$&nbsp;'+total+'</B></font></td></tr><TR style="BACKGROUND-COLOR:#CCCCCC"><td colspan=2><font size=2 color="#000000"><a href="/sites/vcanas/virtualstore.nsf/pagar.html"><B>>>Proceder al pago</B></a></font></td></tr>'); 
document.writeln('</TABLE>'); 
document.writeln('<br>');
} 
// amendItem
function amendItem(itemno, newquant) { 
newItemList = ''; 
itemlist = 0; 
for (var i = 0; i <= fulllist.length; i++) { 
if (fulllist.substring(i,i+1) == '[') { 
thisitem = 1; 
itemstart = i+1; 
fullstart = i+1; 
} else if (fulllist.substring(i,i+1) == ']') { 
itemend = i; 
itemlist=itemlist+1; 
if (itemlist != itemno) { 
newItemList = 
newItemList+'['+fulllist.substring(fullstart, itemend)+']'; 
} else { 
newItemList = newItemList +   '['+theitem+'|'+theprice+'|'+newquant+']'; 
}	} else if (fulllist.substring(i,i+1) == '|') { 
if (thisitem==1) theitem = fulllist.substring(itemstart, i);
if (thisitem==2) theprice = fulllist.substring(itemstart, i);
thisitem++; 
itemstart=i+1;
} 
} 
index = document.cookie.indexOf("TheBasket"); 
document.cookie="TheBasket="+newItemList; 
self.location = "/sites/vcanas/virtualstore.nsf/carretilla.html"; 
} 
// removeItem
function removeItem(itemno) { 
newItemList = ''; 
itemlist = 0; 
for (var i = 0; i <= fulllist.length; i++) { 
if (fulllist.substring(i,i+1) == '[') { 
itemstart = i+1; 
} else if (fulllist.substring(i,i+1) == ']') { 
itemend = i; 
theitem = fulllist.substring(itemstart, itemend); 
itemlist=itemlist+1;
if (itemlist != itemno) { 
newItemList =  
newItemList+'['+fulllist.substring(itemstart, itemend)+']'; 
} 
} 
} 
index = document.cookie.indexOf("TheBasket"); 
document.cookie="TheBasket="+newItemList; 
self.location = "/sites/vcanas/virtualstore.nsf/carretilla.html"; 
} 
// clearBasket
function clearBasket() { 
if (confirm('Desea limpiar su carretilla?')) { 
deleteCookie('TheBasket');
self.location = "/sites/vcanas/virtualstore.nsf/carretilla.html"; 
} 
}
// deleteContents
function deleteContent() { 
deleteCookie('TheBasket');
}