highlightProducts = function() {
    $('.product-box-border').hover(function() {
        $(this).addClass('product-box-hover');
    }, function() {
        $(this).removeClass('product-box-hover');
    });
};

$(document).ready(function() {
  highlightProducts();
});

FensterOeffnen = function(Adresse) {
    Fenster1 = window.open(Adresse, "Zweitfenster", "width=420,height=400,left=100,top=200,scrollbars=yes,resizable=yes");
    Fenster1.focus();
};