function upDate(){
qty="0";sub="0";shp="0";dis="0";vch="0";tax="0";tot="0";sd="";
querystring=parent.document.URL.substring(document.URL.indexOf('?')+1);
if (querystring.charAt(0)!="q"){querystring="";}
if (querystring){
today=new Date();
millisecs_in_half_hour=1800000;
expireDate = new Date(today.getTime() + millisecs_in_half_hour);
document.cookie=querystring+";path=/;expires="+expireDate.toGMTString();
}else{
if (document.cookie !=""){
thisCookie=document.cookie.split("; ")
for (i=0; i<thisCookie.length; i++) {
if (thisCookie[i].split("=")[0]=="qty"){
querystring=thisCookie[i];
}
}
}
}
if (querystring){
querystring=querystring.split("&");
qty=querystring[0].split("=")[1]; if (qty==""){qty="0";}
sub=querystring[1].split("=")[1]; if (sub==""){sub="0.00";}
shp=querystring[2].split("=")[1]; if (shp==""){shp="0";}
dis=querystring[3].split("=")[1]; if (dis==""){dis="0";}
vch=querystring[4].split("=")[1]; if (vch==""){vch="0";}
tax=querystring[5].split("=")[1]; if (tax==""){tax="0";}
tot=querystring[6].split("=")[1]; if (tot==""){tot="0";}
sd=querystring[7].split("=")[1]; 
update=document.write("<span class=smalltext>Items: "+parseInt(qty)+" Subtotal: £"+sub+"</span>");
return update;
}else {update=document.write("<span class=smalltext>Items: 0</span>");;return update;}
}