Split array in n arrays

gistfile1.js

// l: iterable
// n: number of arrays to obtain
var splitter = function(l, n) {
    var m = l.length / n, j = 0, k = m, s = [];
    for (i = 0; i < n; i++) { 
        s.push(l.slice(j, k));
        j = j + m;
        k = k + m;
    }
    return s;
};