+ },
+ /**
+ * Map (JS 1.6 compatibility)
+ * @param {Function} function to call
+ */
+ map : function(fun )
+ {
+ var len = this.length >>> 0;
+ if (typeof fun != "function") {
+ throw new TypeError();
+ }
+ var res = new Array(len);
+ var thisp = arguments[1];
+ for (var i = 0; i < len; i++)
+ {
+ if (i in this) {
+ res[i] = fun.call(thisp, this[i], i, this);
+ }
+ }
+
+ return res;