                 var cls:Class = Class(value);
                 value = new cls();
                 currentBitmapCreated = true;
-            }
-            else if (value is String)
-            {
-                loadExternal(value as String);
             }
             
             if (value is BitmapData)

import flash.display.BitmapData;
import flash.display.DisplayObject;
import flash.display.Graphics;
import flash.display.Loader;
import flash.display.LoaderInfo;
import flash.display.Sprite;
import flash.events.Event;
import flash.events.IOErrorEvent;
import flash.events.SecurityErrorEvent;
import flash.geom.Matrix;
import flash.geom.Point;
import flash.geom.Rectangle;
import flash.net.URLRequest;
import flash.system.LoaderContext;

import mx.graphics.BitmapFillMode;

import spark.primitives.supportClasses.GraphicElement; 

/**
 *  Dispatched when an input/output error occurs.
 *  @see flash.events.IOErrorEvent
 *
 *  @eventType flash.events.IOErrorEvent.IO_ERROR
 *  
 *  @langversion 3.0
 *  @playerversion Flash 10
 *  @playerversion AIR 1.5
 *  @productversion Flex 4
 */
[Event(name="ioError", type="flash.events.IOErrorEvent")]

/**
 *  Dispatched when a security error occurs.
 *  @see flash.events.SecurityErrorEvent
 *
 *  @eventType flash.events.SecurityErrorEvent.SECURITY_ERROR
 *  
 *  @langversion 3.0
 *  @playerversion Flash 10
 *  @playerversion AIR 1.5
 *  @productversion Flex 4
 */
[Event(name="securityError", type="flash.events.SecurityErrorEvent")]

/**
 *  A BitmapImage element defines a rectangular region in its parent element's 

     *  
     *  <p>The image location can be a URL or file reference. If it is a file reference, its location is relative to
     *  the location of the file that is being compiled.</p>
     * 
     *  <p>If the source is a Bitmap or BitmapData instance, it
     *  is the responsibility of the caller to dispose of the source once it is no longer needed.
     *  If BitmapImage created the BitmapData instance, then it will dispose of the BitmapData once the 
     *  source has changed.</p>
