support for drag and drop

source/Ox.js

@@ -425,6 +425,7 @@ Ox.find <f> Returns array elements that match a string
     > Ox.find(['foo', 'bar', 'foobar', 'barfoo'], 'foo')
     [['foo', 'foobar'], ['barfoo']]
 @*/
+// fixme: wouldn't it make more sense to return just one array?
 Ox.find = function(arr, str) {
     var ret = [[], []];
     str = str.toLowerCase();
@@ -4006,6 +4007,7 @@ Ox.loadFile <f> Loads a file (image, script or stylesheet)
 Ox.loadFile = (function() {
     // fixme: this doesn't handle errors yet
     // fixme: rename to getFile?
+    // fixme: what about array of files?
     var cache = {};
     return function (file, callback) {
         var element,