?=cartPage

():

emptyCart mod-button updateCart mod-button

updateCart orderInfoPage mod-button-strong

?=productPage&product= :

document.forms['cartForm']..value='deleteCartProduct';document.forms['cartForm']..value='cartPage';document.forms['cartForm'].cartItemId.value = '';document.forms['cartForm'].submit();return false;

quantity[] : , document.forms['cartForm']..value='';document.forms['cartForm']..value='';return true;