function writeFromURL() {
  document.write('<input type="hidden" name="FromURL" value="');
  document.write(location.href, '">');
}
function addToCart(form,noOptionAlert,countOptions) {  
    if (countOptions==0) {form.submit();return;}
    selectedItemStockCode = form.elements["selectitem"].value;
    if (selectedItemStockCode=="") {alert (noOptionAlert); return false;}
    stockCode = form.elements[(form.elements.length - 1)]; 
    stockCodeName = stockCode.name; 
    stockCode.name = stockCodeName.substring(0,stockCodeName.indexOf('!')+1) + selectedItemStockCode;
    form.submit();
 }