var couponWindow = null;

function getCouponPage(in_dataField, iWidth, iHeight) 
{
    if (couponWindow && !couponWindow.closed) {
        alert('Coupon window already open.  Attempting to switch to window...');
        try {
            couponWindow.focus();
        }
        catch(e) {}
        
        return false;
    }

    couponTarget = in_dataField;
    
    var attrib = "width=" + iWidth + ",height=" + iHeight + ",resizable=yes,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,top=0,left=0"

    couponWindow = window.open('../Ecommerce/AddMoreGiftCards.aspx?strCodes=' + in_dataField.value, '_AddMoreCoupons', attrib);
    return false;
}

function killCouponPage() 
{
    if (couponWindow && !couponWindow.closed) {
        couponWindow.close();
    }
}