/**************************************
* Jonas Raoni Soares Silva
* http://www.joninhas.ath.cx
**************************************/

hitTest = function(o, l){
    function getOffset(o){
        for(var r = {l: o.offsetLeft, t: o.offsetTop, r: o.offsetWidth, b: o.offsetHeight};
            o = o.offsetParent; r.l += o.offsetLeft, r.t += o.offsetTop);
        return r.r += r.l, r.b += r.t, r;
    }
    for(var b, s, r = [], a = getOffset(o), j = isNaN(l.length), i = (j ? l = [l] : l).length; i;
        b = getOffset(l[--i]), (a.l == b.l || (a.l > b.l ? a.l <= b.r : b.l <= a.r))
        && (a.t == b.t || (a.t > b.t ? a.t <= b.b : b.t <= a.b)) && (r[r.length] = l[i]));
    return j ? !!r.length : r;
};