var deleteItems = function (elements) {
    elements.forEach(function (elt) {
        if (elt.parentNode) {
            elt.parentNode.removeChild(elt);
        }
    })
}

var deleteFolders = function (elements) {
    elements.forEach(function (elt) {
        if (elt.parentNode && elt.parentNode.parentNode) {
            elt.parentNode.parentNode.removeChild(elt.parentNode);
        }
    })
}

document.getElementById('itemsList').mkaInit({
    "eltsSelectable": "li",
    "lasso": true,
    "selectAllShortcut": false,
    "copyPaste": false,
    "count": "mka-count-items",
    "deleteShortcut": deleteItems
});

document.getElementsByClassName('folders-container').item(0).mkaInit({
    "eltsSelectable": ".folder",
    "lasso": true,
    "selectAllShortcut": false,
    "copyPaste": false,
    "count": "mka-count-folders",
    "deleteShortcut": deleteFolders
});