diff --git a/bonzo.js b/bonzo.js
index f4a3925..a31c5e1 100644
--- a/bonzo.js
+++ b/bonzo.js
@@ -781,7 +781,11 @@
        * @return {Bonzo|number}
        */
     , offset: function (opt_x, opt_y) {
-        if (typeof opt_x == 'number' || typeof opt_y == 'number') {
+        if (typeof opt_x == 'object' && (typeof opt_x.top == 'number' || typeof opt_x.left == 'number')) {
+          return this.each(function (el) {
+            xy(el, opt_x.top, opt_y.left)
+          })
+        } else if (typeof opt_x == 'number' || typeof opt_y == 'number') {
           return this.each(function (el) {
             xy(el, opt_x, opt_y)
           })
diff --git a/src/bonzo.js b/src/bonzo.js
index 13e3deb..b10bbc1 100644
--- a/src/bonzo.js
+++ b/src/bonzo.js
@@ -776,7 +776,12 @@
        * @return {Bonzo|number}
        */
     , offset: function (opt_x, opt_y) {
-        if (typeof opt_x == 'number' || typeof opt_y == 'number') {
+      console.log('offset',arguments)
+        if (opt_x && typeof opt_x == 'object' && (typeof opt_x.top == 'number' || typeof opt_x.left == 'number')) {
+          return this.each(function (el) {
+            xy(el, opt_x.left, opt_x.top)
+          })
+        } else if (typeof opt_x == 'number' || typeof opt_y == 'number') {
           return this.each(function (el) {
             xy(el, opt_x, opt_y)
           })
diff --git a/tests/layout-test.js b/tests/layout-test.js
index c5caa67..2d4a48f 100644
--- a/tests/layout-test.js
+++ b/tests/layout-test.js
@@ -1,7 +1,7 @@
 /*global sink:true start:true Q:true dom:true $:true bowser:true ender:true*/
 
 sink('Layout', function (test, ok) {
-  test('offsets', 6, function () {
+  test('offsets', 10, function () {
     var $el = $(dom.create('<div/>')).css({
           position: 'absolute',
           left: '50px',
@@ -18,6 +18,15 @@ sink('Layout', function (test, ok) {
     $el.offset(0, 0)
     ok($el.offset().top === 0, 'setting "0" doesnt become falsy')
     ok($el.offset().left === 0, 'setting "0" doesnt become falsy')
+
+    $el.offset({ left: 100 })
+    $el.offset({ top: -100 })
+    ok($el.offset().left == 100, 'after offset({ left: 100 })')
+    ok($el.offset().top == -100, 'after offset({ top: -100 })')
+
+    $el.offset({ left: -200, top: 200 })
+    ok($el.offset().left == -200, 'after offset({ left: -200, top: 200 })')
+    ok($el.offset().top == 200, 'after offset({ left: -200, top: 200 })')
   })
 
   test('offset + scroll', 2, function () {