$(document).ready(function () {
var $blocks = $('.product_block');
var currentGroup = [];
$blocks.each(function (index, element) {
var $el = $(element);
var prev = $el.prev();
// Check of vorige sibling ook een .product_block was
if (prev.length && prev.hasClass('product_block')) {
currentGroup.push($el);
} else {
// Nieuwe reeks
if (currentGroup.length > 1) {
wrapGroup(currentGroup);
}
currentGroup = [$el];
}
});
// Laatste groep nog wrap-en als nodig
if (currentGroup.length > 1) {
wrapGroup(currentGroup);
}
function wrapGroup(group) {
// Zet om in een span.product_slider
$(group).wrapAll('');
}
});