var isSubmitted = false;
function updateCart() {
    document.cart_form.submit();
}

function submitForm(formName) {
    document.forms[formName].submit();
}

function storeLogin() {
    document.login_form.submit();
}
function continueCart() {
    var form = document.getElementById('cart_form');
    var field = document.createElement('input');
    field.setAttribute("type", "hidden");
    field.setAttribute("name", "checkout_submit");
    field.setAttribute("value", "true");
    form.appendChild(field);

    document.cart_form.submit();
}
function continuePayment() {
    document.order_form.submit();
}
function continueSummary() { 
    document.payment_form.submit();
}
function continuePurchase() {
    if (isSubmitted == false) {
        document.purchase_form.submit();
        isSubmitted = true;
    }
}
function printPage() {
    window.print();  
}
function closePage() {
    window.close();  
}
function learnMore() {
    window.open("learnmore", "newWin", "toolbar=no,menubar=no,location=no,scrollbars=yes,resizable=no,width=400,height=300");
    return;
}

function deliveryMethods() {
    window.open("deliverymethods", "newWin", "toolbar=no,menubar=no,location=no,scrollbars=yes,resizable=no,width=400,height=300");
    return;
}

function setRememberMe(obj, c_name, expiredays, domainName, checkedVal, uncheckedVal) {
    var value;
    if (obj.checked)
        value  = checkedVal;
    else
        value = uncheckedVal;
    var exdate = new Date();
    exdate.setDate(exdate.getDate() + expiredays);

    var expstr = "";
    if (expiredays > 0) {
        expstr = "; expires=" + exdate.toGMTString();
    }
    document.cookie = c_name + "=" + escape(value) + 
                     ((expiredays == null) ? "" : expstr) + "; path=/; domain=" + domainName + "; secure";
}