var total_compare_checked = 0;
$(function(){
initialise_product_compare();
});
function initialise_product_compare(){
$('.compare-button').addClass('disabled').attr('disabled', 'disabled');
$('.compare-counter').text(total_compare_checked);
$('.compare-btn').click(function(){
total_compare_checked += $(this).attr('checked') ? 1 : -1;
if(total_compare_checked >= 2){
$('.compare-button').each(function(){
if($(this).parents('.compare').find('.compare-btn:checked').length > 0){
$(this).removeAttr('disabled').removeClass('disabled');
}else{
$(this).removeClass('disabled').addClass('disabled').attr('disabled', 'disabled');
}
});
}else{
$('.compare-button').removeClass('disabled').addClass('disabled').attr('disabled', 'disabled');
}
$('.compare-counter').text(total_compare_checked);
});
}