PhoneGap Android Save file from url

loadFromUrl = function (params, callback) {
  'use strict';
 	var onError = function (err) {
 		callback(err, null);
	};
	params.newFileName = params.newFileName || params.urlPath.substr(params.urlPath.lastIndexOf('/') + 1);
	params.expansion = params.expansion || '';
	params.mimeType = params.mimeType || 'text/plain';
	requestFileSystem(window.LocalFileSystem.PERSISTENT, 0, function (fileSystem) {
	fileSystem.root.getDirectory("folder", {"create": true, "exclusive": false}, function () {
		fileSystem.root.getDirectory("folder/" + params.localPathName, {"create": true, "exclusive": false}, function (dir) {
 				var options = new FileUploadOptions(),
				fileTransfer = new FileTransfer();
				options.fileKey = "file";
				options.fileName = params.newFileName;
				options.mimeType = params.mimeType;
				fileTransfer.download(params.urlPath, dir.fullPath + '/' + params.newFileName + params.expansion, function (entry) {
						callback(null, entry.fullPath);
					}, onError, options);
			}, onError);
		}, onError);
	}, null);
};

loadFromUrl({
    		"urlPath": "http://img.likez.ru/20130219/th_9jZqc9bPJis.jpg",
 				"localPathName": 'avatars',
				"mimeType": 'image/jpeg',
				"newFileName": 'th_9jZqc9bPJis.jpg',
				"expansion": '.jpeg'
			}, function (err, imgURI) {
					console.log(imgURI);
				}
 );