diff --git a/www/Canvas2ImagePlugin.js b/www/Canvas2ImagePlugin.js
index e46b6db..07816af 100644
--- a/www/Canvas2ImagePlugin.js
+++ b/www/Canvas2ImagePlugin.js
@@ -1,3 +1,5 @@
+cordova.define("org.devgeeks.Canvas2ImagePlugin.Canvas2ImagePlugin", function(require, exports, module) {
+
 //
 //  Canvas2ImagePlugin.js
 //  Canvas2ImagePlugin PhoneGap/Cordova plugin
@@ -7,21 +9,46 @@
 //  MIT Licensed
 //
 
-  module.exports = {
-    
-    saveImageDataToLibrary:function(successCallback, failureCallback, canvasId) {
-        // successCallback required
+module.exports = (function() {
+
+    function validateCallBacks(successCallback, failureCallback){
+
+        var isValid = true;
+
         if (typeof successCallback != "function") {
             console.log("Canvas2ImagePlugin Error: successCallback is not a function");
+            isValid = false;
         }
         else if (typeof failureCallback != "function") {
             console.log("Canvas2ImagePlugin Error: failureCallback is not a function");
+            isValid = false;
         }
-        else {
+        return isValid;
+    }
+
+    function saveImageDataToLibrary(successCallback, failureCallback, canvasId) {
+        // successCallback required
+        if (validateCallBacks(successCallback, failureCallback)) {
             var canvas = (typeof canvasId === "string") ? document.getElementById(canvasId) : canvasId;
             var imageData = canvas.toDataURL().replace(/data:image\/png;base64,/,'');
-            return cordova.exec(successCallback, failureCallback, "Canvas2ImagePlugin","saveImageDataToLibrary",[imageData]);
+            return saveDataStringAsImageDataToLibrary(successCallback, failureCallback, imageData);
         }
     }
-  };
-  
+
+    function saveDataStringAsImageDataToLibrary(successCallback, failureCallback, imageData) {
+        if (validateCallBacks(successCallback, failureCallback)) {
+            return cordova.exec(successCallback, failureCallback,
+                "Canvas2ImagePlugin","saveImageDataToLibrary",[imageData]);
+        }
+    }
+
+    return {
+        saveImageDataToLibrary: saveImageDataToLibrary,
+        saveDataStringAsImageDataToLibrary: saveDataStringAsImageDataToLibrary
+    }
+
+})()
+
+});
+
+