add JS implementation for forEach

plugins/pilot/fixoldbrowsers.js

@@ -87,6 +87,26 @@ if (!Array.prototype.indexOf)
 	};
 }
 
+// from MDC
+// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/forEach
+if (!Array.prototype.forEach) {
+    Array.prototype.forEach = function(fun /*, thisp */) {
+		if (this === void 0 || this === null)
+		    throw new TypeError();
+		
+		var t = Object(this);
+		var len = t.length >>> 0;
+		if (typeof fun !== "function")
+		    throw new TypeError();
+		
+		var thisp = arguments[1];
+		for (var i = 0; i < len; i++) {
+			if (i in t)
+			    fun.call(thisp, t[i], i, t);
+		}
+	};
+}
+
 /**
  * Retrieves the list of keys on an object.
  */