diff --git a/src/android/NativePageTransitions.java b/src/android/NativePageTransitions.java
index 83ed8b5..08e9e8b 100644
--- a/src/android/NativePageTransitions.java
+++ b/src/android/NativePageTransitions.java
@@ -33,6 +33,7 @@ public class NativePageTransitions extends CordovaPlugin {
   private float retinaFactor;
   private long duration;
   private long delay;
+  private TransitionType pendingTransitionType;
   private String drawerAction;
   private String drawerOrigin;
   private String direction;
@@ -61,14 +62,9 @@ public class NativePageTransitions extends CordovaPlugin {
 
   public Object onMessage(String id, Object data) {
     if ("onPageFinished".equalsIgnoreCase(id)) {
-      if ("slide".equalsIgnoreCase(_action)) {
-        doSlideTransition();
-      } else if ("fade".equalsIgnoreCase(_action)) {
-        doFadeTransition();
-      } else if ("flip".equalsIgnoreCase(_action)) {
-        doFlipTransition();
-      } else if ("drawer".equalsIgnoreCase(_action)) {
-        doDrawerTransition();
+      TransitionType type = TransitionType.fromString(_action);
+      if (type != null) {
+        type.doTransition(this);
       }
     }
     return super.onMessage(id, data);
@@ -121,16 +117,13 @@ public boolean execute(String action, JSONArray args, final CallbackContext call
 
     if ("executePendingTransition".equalsIgnoreCase(action)) {
       delay = 0;
-      if ("slide".equalsIgnoreCase(_action)) {
-        doSlideTransition();
-      } else if ("fade".equalsIgnoreCase(_action)) {
-        doFadeTransition();
-      } else if ("flip".equalsIgnoreCase(_action)) {
-        doFlipTransition();
-      } else if ("drawer".equalsIgnoreCase(_action)) {
-        doDrawerTransition();
+      if (pendingTransitionType != null) {
+        pendingTransitionType.doTransition(this);
+        pendingTransitionType = null;
+        return true;
+      } else {
+        return false;
       }
-      return true;
     }
 
     _action = action;
@@ -193,15 +186,12 @@ public void run() {
             }
           }
 
-          if (href != null && !"null".equals(href)) {
-            if (!href.startsWith("#") && href.contains(".html")) {
+          if (href != null && !"null".equals(href) && !href.startsWith("#") && href.contains(".html")) {
               webView.loadUrlIntoView(HREF_PREFIX + href, false);
-            } else if (delay > -1) {
-              // it's a #hash, which is handled in JS
+          } else if (shouldFireNow()) {
               doSlideTransition();
-            }
-          } else if (delay > -1) {
-            doSlideTransition();
+          } else {
+            pendingTransitionType = TransitionType.SLIDE;
           }
         }
       });
@@ -248,15 +238,12 @@ public void run() {
             bringToFront(imageView2);
           }
 
-          if (href != null && !"null".equals(href)) {
-            if (!href.startsWith("#") && href.contains(".html")) {
+          if (href != null && !"null".equals(href) && !href.startsWith("#") && href.contains(".html")) {
               webView.loadUrlIntoView(HREF_PREFIX + href, false);
-            } else if (delay > -1) {
-              // it's a #hash, which is handled in JS
+          } else if (shouldFireNow()) {
               doDrawerTransition();
-            }
-          } else if (delay > -1) {
-            doDrawerTransition();
+          } else {
+            pendingTransitionType = TransitionType.DRAWER;
           }
         }
       });
@@ -272,15 +259,12 @@ public void run() {
           imageView.setImageBitmap(getBitmap());
           bringToFront(imageView);
 
-          if (href != null && !"null".equals(href)) {
-            if (!href.startsWith("#") && href.contains(".html")) {
+          if (href != null && !"null".equals(href) && !href.startsWith("#") && href.contains(".html")) {
               webView.loadUrlIntoView(HREF_PREFIX + href, false);
-            } else if (delay > -1) {
-              // it's a #hash, which is handled in JS
+          } else if (shouldFireNow()) {
               doFadeTransition();
-            }
-          } else if (delay > -1) {
-            doFadeTransition();
+          } else {
+            pendingTransitionType = TransitionType.FADE;
           }
         }
       });
@@ -295,15 +279,12 @@ public void run() {
         @Override
         public void run() {
           imageView.setImageBitmap(getBitmap());
-          if (href != null && !"null".equals(href)) {
-            if (!href.startsWith("#") && href.contains(".html")) {
+          if (href != null && !"null".equals(href) && !href.startsWith("#") && href.contains(".html")) {
               webView.loadUrlIntoView(HREF_PREFIX + href, false);
-            } else if (delay > -1) {
-              // it's a #hash, which is handled in JS
+          } else if (shouldFireNow()) {
               doFlipTransition();
-            }
-          } else if (delay > -1) {
-            doFlipTransition();
+          } else {
+            pendingTransitionType = TransitionType.FLIP;
           }
         }
       });
@@ -311,7 +292,7 @@ public void run() {
     return true;
   }
 
-  private void doFadeTransition() {
+  public void doFadeTransition() {
     if (!calledFromJS || this._callbackContext.getCallbackId().equals(lastCallbackID)) {
       return;
     }
@@ -374,7 +355,7 @@ public void onAnimationRepeat(Animation animation) {
     }, delay);
   }
 
-  private void doFlipTransition() {
+  public void doFlipTransition() {
     if (!calledFromJS || this._callbackContext.getCallbackId().equals(lastCallbackID)) {
       return;
     }
@@ -444,7 +425,7 @@ public void onAnimationRepeat(Animation animation) {
     }, delay);
   }
 
-  private void doSlideTransition() {
+  public void doSlideTransition() {
     if (!calledFromJS || this._callbackContext.getCallbackId().equals(lastCallbackID)) {
       return;
     }
@@ -579,7 +560,7 @@ public void onAnimationRepeat(Animation animation) {
     }, delay);
   }
 
-  private void doDrawerTransition() {
+  public void doDrawerTransition() {
     if (!calledFromJS || this._callbackContext.getCallbackId().equals(lastCallbackID)) {
       return;
     }
@@ -721,4 +702,54 @@ private void enableHardwareAcceleration() {
       }
     }
   }
+
+  private boolean shouldFireNow() {
+    return delay >= 0;
+  }
+
+  private enum TransitionType {
+    FLIP("flip") {
+      @Override
+      public void doTransition(NativePageTransitions plugin) {
+        plugin.doFlipTransition();
+      }
+    },
+    SLIDE("slide") {
+      @Override
+      public void doTransition(NativePageTransitions plugin) {
+        plugin.doSlideTransition();
+      }
+    },
+    FADE("fade") {
+      @Override
+      public void doTransition(NativePageTransitions plugin) {
+        plugin.doFadeTransition();
+      }
+    },
+    DRAWER("drawer") {
+      @Override
+      public void doTransition(NativePageTransitions plugin) {
+        plugin.doDrawerTransition();
+      }
+    };
+
+    private String code;
+
+    private TransitionType(String code) {
+      this.code = code;
+    }
+
+    public abstract void doTransition(NativePageTransitions plugin);
+
+    public static TransitionType fromString(String text) {
+      if (text != null) {
+        for (TransitionType type : TransitionType.values()) {
+          if (text.equalsIgnoreCase(type.code)) {
+            return type;
+          }
+        }
+      }
+      return null;
+    }
+  }
 }
\ No newline at end of file
diff --git a/www/NativePageTransitions.js b/www/NativePageTransitions.js
index 33ac670..fd24140 100755
--- a/www/NativePageTransitions.js
+++ b/www/NativePageTransitions.js
@@ -4,16 +4,14 @@ function NativePageTransitions() {
 NativePageTransitions.prototype.globalOptions =  {
   duration: 400,
   iosdelay: 60, // a number of milliseconds, or -1 (call executePendingTransition() when ready)
-  androiddelay: 70, // a number of milliseconds, or -1 (call executePendingTransition() when ready)
+  androiddelay: 70, // a number of milliseconds, a function that takes an animate callback that will execute pending transition when invoked, or -1 to manually call executePendingTransition() when ready
   winphonedelay: 200,
   slowdownfactor: 4,
   fixedPixelsTop: 0,    // currently for slide left/right only
   fixedPixelsBottom: 0  // currently for slide left/right only
 };
 
-NativePageTransitions.prototype.executePendingTransition = function (onSuccess, onError) {
-  cordova.exec(onSuccess, onError, "NativePageTransitions", "executePendingTransition", []);
-};
+NativePageTransitions.prototype.executePendingTransition = executePendingTransition;
 
 NativePageTransitions.prototype.slide = function (options, onSuccess, onError) {
   var opts = options || {};
@@ -24,15 +22,7 @@ NativePageTransitions.prototype.slide = function (options, onSuccess, onError) {
   if (opts.duration == undefined || opts.duration == "null") {
     opts.duration = this.globalOptions.duration;
   }
-  if (opts.androiddelay == undefined || opts.androiddelay == "null") {
-    opts.androiddelay = this.globalOptions.androiddelay;
-  }
-  if (opts.iosdelay == undefined || opts.iosdelay == "null") {
-    opts.iosdelay = this.globalOptions.iosdelay;
-  }
-  if (opts.winphonedelay == undefined || opts.winphonedelay == "null") {
-    opts.winphonedelay = this.globalOptions.winphonedelay;
-  }
+  var delayCallbacks = setupDelayOptions(opts);
   if (opts.fixedPixelsTop == undefined || opts.fixedPixelsTop == "null") {
     opts.fixedPixelsTop = this.globalOptions.fixedPixelsTop;
   }
@@ -42,6 +32,7 @@ NativePageTransitions.prototype.slide = function (options, onSuccess, onError) {
   // setting slowdownfactor > 1 makes the next page slide less pixels. Use 1 for side-by-side.
   opts.slowdownfactor = opts.slowdownfactor || this.globalOptions.slowdownfactor;
   cordova.exec(onSuccess, onError, "NativePageTransitions", "slide", [opts]);
+  fireDelayCallbacks(delayCallbacks);
 };
 
 NativePageTransitions.prototype.drawer = function (options, onSuccess, onError) {
@@ -54,16 +45,9 @@ NativePageTransitions.prototype.drawer = function (options, onSuccess, onError)
   if (opts.duration == undefined || opts.duration == "null") {
     opts.duration = this.globalOptions.duration;
   }
-  if (opts.androiddelay == undefined || opts.androiddelay == "null") {
-    opts.androiddelay = this.globalOptions.androiddelay;
-  }
-  if (opts.iosdelay == undefined || opts.iosdelay == "null") {
-    opts.iosdelay = this.globalOptions.iosdelay;
-  }
-  if (opts.winphonedelay == undefined || opts.winphonedelay == "null") {
-    opts.winphonedelay = this.globalOptions.winphonedelay;
-  }
+  var delayCallbacks = setupDelayOptions(opts);
   cordova.exec(onSuccess, onError, "NativePageTransitions", "drawer", [opts]);
+  fireDelayCallbacks(delayCallbacks);
 };
 
 NativePageTransitions.prototype.flip = function (options, onSuccess, onError) {
@@ -75,16 +59,9 @@ NativePageTransitions.prototype.flip = function (options, onSuccess, onError) {
   if (opts.duration == undefined || opts.duration == "null") {
     opts.duration = this.globalOptions.duration;
   }
-  if (opts.androiddelay == undefined || opts.androiddelay == "null") {
-    opts.androiddelay = this.globalOptions.androiddelay;
-  }
-  if (opts.iosdelay == undefined || opts.iosdelay == "null") {
-    opts.iosdelay = this.globalOptions.iosdelay;
-  }
-  if (opts.winphonedelay == undefined || opts.winphonedelay == "null") {
-    opts.winphonedelay = this.globalOptions.winphonedelay;
-  }
+  var delayCallbacks = setupDelayOptions(opts);
   cordova.exec(onSuccess, onError, "NativePageTransitions", "flip", [opts]);
+  fireDelayCallbacks(delayCallbacks);
 };
 
 NativePageTransitions.prototype.curl = function (options, onSuccess, onError) {
@@ -96,10 +73,9 @@ NativePageTransitions.prototype.curl = function (options, onSuccess, onError) {
   if (opts.duration == undefined || opts.duration == "null") {
     opts.duration = this.globalOptions.duration;
   }
-  if (opts.iosdelay == undefined || opts.iosdelay == "null") {
-    opts.iosdelay = this.globalOptions.iosdelay;
-  }
+  var delayCallbacks = setupDelayOptions(opts, {android: false, winphone: false});
   cordova.exec(onSuccess, onError, "NativePageTransitions", "curl", [opts]);
+  fireDelayCallbacks(delayCallbacks);
 };
 
 NativePageTransitions.prototype.fade = function (options, onSuccess, onError) {
@@ -110,13 +86,9 @@ NativePageTransitions.prototype.fade = function (options, onSuccess, onError) {
   if (opts.duration == undefined || opts.duration == "null") {
     opts.duration = this.globalOptions.duration;
   }
-  if (opts.androiddelay == undefined || opts.androiddelay == "null") {
-    opts.androiddelay = this.globalOptions.androiddelay;
-  }
-  if (opts.iosdelay == undefined || opts.iosdelay == "null") {
-    opts.iosdelay = this.globalOptions.iosdelay;
-  }
+  var delayCallbacks = setupDelayOptions(opts, {winphone: false});
   cordova.exec(onSuccess, onError, "NativePageTransitions", "fade", [opts]);
+  fireDelayCallbacks(delayCallbacks);
 };
 
 NativePageTransitions.prototype._validateHref = function (href, errCallback) {
@@ -173,4 +145,54 @@ NativePageTransitions.install = function () {
   return window.plugins.nativepagetransitions;
 };
 
+function setupDelayOptions(opts, whichOS) {
+  whichOS = whichOS || {};
+  whichOS = {
+    android: whichOS.android !== false,
+    ios: whichOS.ios !== false,
+    winphone: whichOS.winphone !== false
+  };
+  var callbacks = [];
+  var globalOptions = NativePageTransitions.prototype.globalOptions;
+  if (whichOS.android) {
+    if (opts.androiddelay == undefined || opts.androiddelay == "null") {
+      opts.androiddelay = globalOptions.androiddelay;
+    } else if (typeof opts.androiddelay == 'function') {
+      callbacks.push(opts.androiddelay);
+      opts.androiddelay = -1;
+    }
+  }
+  if (whichOS.ios) {
+    if (opts.iosdelay == undefined || opts.iosdelay == "null") {
+      opts.iosdelay = globalOptions.iosdelay;
+    } else if (typeof opts.iosdelay == 'function') {
+      callbacks.push(opts.iosdelay);
+      opts.iosdelay = -1;
+    }
+  }
+  if (whichOS.winphone && (opts.winphonedelay == undefined || opts.winphonedelay == "null")) {
+    opts.winphonedelay = globalOptions.winphonedelay;
+  }
+  return callbacks;
+}
+
+function animate(onSuccess, onError) {
+  onSuccess = onSuccess || function() {};
+  onError = onError || function() {};
+  executePendingTransition(onSuccess, onError);
+}
+
+function fireDelayCallbacks(callbacks) {
+  if (callbacks) {
+    for (var i = 0; i < callbacks.length; i++) {
+      var callback = callbacks[i];
+      callback(animate);
+    }
+  }
+}
+
+function executePendingTransition(onSuccess, onError) {
+  cordova.exec(onSuccess, onError, "NativePageTransitions", "executePendingTransition", []);
+};
+
 cordova.addConstructor(NativePageTransitions.install);
\ No newline at end of file