diff --git a/src/offset.js b/src/offset.js
index a35fed56..b77a0cdb 100644
--- a/src/offset.js
+++ b/src/offset.js
@@ -91,8 +91,8 @@ jQuery.fn.offset = function() {
 	}
 
 	function add(l, t) {
-		left += parseInt(l) || 0;
-		top += parseInt(t) || 0;
+		left += parseInt(l, 10) || 0;
+		top += parseInt(t, 10) || 0;
 	}
 
 	return results;
@@ -107,17 +107,17 @@ jQuery.fn.extend({
 			// Get *real* offsetParent
 			var offsetParent = this.offsetParent(),
 
-				// Get correct offsets
-				offset       = this.offset(),				
-				parentOffset = offsetParent.offset();
+			// Get correct offsets
+			offset       = this.offset(),
+			parentOffset = /^body|html$/i.test(offsetParent[0].tagName) ? { top: 0, left: 0 } : offsetParent.offset();
 
 			// Subtract element margins
-			offset.top  -= num( this, 'marginTop' );
-			offset.left -= num( this, 'marginLeft' );
+			offset.top  -= parseInt( jQuery.curCSS( this[0], 'marginTop',  true ), 10 ) || 0;
+			offset.left -= parseInt( jQuery.curCSS( this[0], 'marginLeft', true ), 10 ) || 0;
 
 			// Add offsetParent borders
-			parentOffset.top  += num( offsetParent, 'borderTopWidth' );
-			parentOffset.left += num( offsetParent, 'borderLeftWidth' );
+			parentOffset.top  += parseInt( jQuery.curCSS( offsetParent[0], 'borderTopWidth',  true ), 10 ) || 0;
+			parentOffset.left += parseInt( jQuery.curCSS( offsetParent[0], 'borderLeftWidth', true ), 10 ) || 0;
 
 			// Subtract the two offsets
 			results = {
diff --git a/test/data/offset/absolute.html b/test/data/offset/absolute.html
index 55d223d6..3bbc8417 100644
--- a/test/data/offset/absolute.html
+++ b/test/data/offset/absolute.html
@@ -12,12 +12,15 @@
 					#absolute-1-1-1 { top: 1px; left: 1px; }
 			#absolute-2 { top: 19px; left: 19px; }
 			#marker { position: absolute; border: 2px solid #000; width: 50px; height: 50px; background: #ccc; }
+			p.instructions { position: absolute; bottom: 0; }
 		</style>
 		<script type="text/javascript" src="../../../dist/jquery.js"></script>
 		<script type="text/javascript" charset="utf-8">
 			$(function() {
 				$('.absolute').click(function() {
 					$('#marker').css( $(this).offset() );
+					var pos = $(this).position();
+					$(this).css({ top: pos.top, left: pos.left });
 					return false;
 				});
 			});
@@ -31,5 +34,6 @@
 		</div>
 		<div id="absolute-2" class="absolute">absolute-2</div>
 		<div id="marker"></div>
+		<p class="instructions">Click the white box to move the marker to it. Clicking the box also changes the position to absolute (if not already) and sets the position according to the position method.</p>
 	</body>
 </html>
\ No newline at end of file
diff --git a/test/data/offset/relative.html b/test/data/offset/relative.html
index 8a2aa939..89aae83e 100644
--- a/test/data/offset/relative.html
+++ b/test/data/offset/relative.html
@@ -15,6 +15,8 @@
 			$(function() {
 				$('.relative').click(function() {
 					$('#marker').css( $(this).offset() );
+					var pos = $(this).position();
+					$(this).css({ position: 'absolute', top: pos.top, left: pos.left });
 					return false;
 				});
 			});
@@ -24,5 +26,6 @@
 		<div id="relative-1" class="relative"><div id="relative-1-1" class="relative"><div id="relative-1-1-1" class="relative"></div></div></div>
 		<div id="relative-2" class="relative"></div>
 		<div id="marker"></div>
+		<p class="instructions">Click the white box to move the marker to it. Clicking the box also changes the position to absolute (if not already) and sets the position according to the position method.</p>
 	</body>
 </html>
\ No newline at end of file
diff --git a/test/data/offset/scroll.html b/test/data/offset/scroll.html
index fa21e6b9..d65e0b9a 100644
--- a/test/data/offset/scroll.html
+++ b/test/data/offset/scroll.html
@@ -34,5 +34,6 @@
 		</div>
 		<div id="forceScroll"></div>
 		<div id="marker"></div>
+		<p class="instructions">Click the white box to move the marker to it. Clicking the box also changes the position to absolute (if not already) and sets the position according to the position method.</p>
 	</body>
 </html>
\ No newline at end of file
diff --git a/test/data/offset/static.html b/test/data/offset/static.html
index a18469e1..bce715ea 100644
--- a/test/data/offset/static.html
+++ b/test/data/offset/static.html
@@ -24,5 +24,6 @@
 		<div id="static-1" class="static"><div id="static-1-1" class="static"><div id="static-1-1-1" class="static"></div></div></div>
 		<div id="static-2" class="static"></div>
 		<div id="marker"></div>
+		<p class="instructions">Click the white box to move the marker to it. Clicking the box also changes the position to absolute (if not already) and sets the position according to the position method.</p>
 	</body>
 </html>
\ No newline at end of file
diff --git a/test/data/offset/table.html b/test/data/offset/table.html
index f10b76d5..de4c728e 100644
--- a/test/data/offset/table.html
+++ b/test/data/offset/table.html
@@ -38,5 +38,6 @@
 			</tbody>
 		</table>
 		<div id="marker"></div>
+		<p class="instructions">Click the white box to move the marker to it. Clicking the box also changes the position to absolute (if not already) and sets the position according to the position method.</p>
 	</body>
 </html>
\ No newline at end of file
diff --git a/test/unit/offset.js b/test/unit/offset.js
index 328442ac..55c3c436 100644
--- a/test/unit/offset.js
+++ b/test/unit/offset.js
@@ -35,39 +35,89 @@ testwin("absolute", function() {
 	equals( $w('#absolute-2').offset().top, 20, "$('#absolute-2').offset().top" );
 	equals( $w('#absolute-2').offset().left, 20, "$('#absolute-2').offset().left" );
 	
+	
+	equals( $w('#absolute-1').position().top, 0, "$('#absolute-1').position().top" );
+	equals( $w('#absolute-1').position().left, 0, "$('#absolute-1').position().left" );
+	
+	equals( $w('#absolute-1-1').position().top, 1, "$('#absolute-1-1').position().top" );
+	equals( $w('#absolute-1-1').position().left, 1, "$('#absolute-1-1').position().left" );
+	
+	equals( $w('#absolute-1-1-1').position().top, 1, "$('#absolute-1-1-1').position().top" );
+	equals( $w('#absolute-1-1-1').position().left, 1, "$('#absolute-1-1-1').position().left" );
+	
+	equals( $w('#absolute-2').position().top, 19, "$('#absolute-2').position().top" );
+	equals( $w('#absolute-2').position().left, 19, "$('#absolute-2').position().left" );
+	
 	testwin["absolute"].close();
 });
 
 testwin("relative", function() {
 	var $w = testwin["relative"].$;
 	
+	// IE is collapsing the top margin of 1px
 	equals( $w('#relative-1').offset().top, $.browser.msie ? 6 : 7, "$('#relative-1').offset().top" );
 	equals( $w('#relative-1').offset().left, 7, "$('#relative-1').offset().left" );
 	
+	// IE is collapsing the top margin of 1px
 	equals( $w('#relative-1-1').offset().top, $.browser.msie ? 13 : 15, "$('#relative-1-1').offset().top" );
 	equals( $w('#relative-1-1').offset().left, 15, "$('#relative-1-1').offset().left" );
 	
+	// IE is collapsing the top margin of 1px
 	equals( $w('#relative-2').offset().top, $.browser.msie ? 141 : 142, "$('#relative-2').offset().top" );
 	equals( $w('#relative-2').offset().left, 27, "$('#relative-2').offset().left" );
 	
+	
+	// IE is collapsing the top margin of 1px
+	equals( $w('#relative-1').position().top, $.browser.msie ? 5 : 6, "$('#relative-1').position().top" );
+	equals( $w('#relative-1').position().left, 6, "$('#relative-1').position().left" );
+	
+	// IE is collapsing the top margin of 1px
+	equals( $w('#relative-1-1').position().top, $.browser.msie ? 4 : 5, "$('#relative-1-1').position().top" );
+	equals( $w('#relative-1-1').position().left, 5, "$('#relative-1-1').position().left" );
+	
+	// IE is collapsing the top margin of 1px
+	equals( $w('#relative-2').position().top, $.browser.msie ? 140 : 141, "$('#relative-2').position().top" );
+	equals( $w('#relative-2').position().left, 26, "$('#relative-2').position().left" );
+	
 	testwin["relative"].close();
 });
 
 testwin("static", function() {
 	var $w = testwin["static"].$;
 	
+	// IE is collapsing the top margin of 1px
 	equals( $w('#static-1').offset().top, $.browser.msie ? 6 : 7, "$('#static-1').offset().top" );
 	equals( $w('#static-1').offset().left, 7, "$('#static-1').offset().left" );
 	
+	// IE is collapsing the top margin of 1px
 	equals( $w('#static-1-1').offset().top, $.browser.msie ? 13 : 15, "$('#static-1-1').offset().top" );
 	equals( $w('#static-1-1').offset().left, 15, "$('#static-1-1').offset().left" );
 	
+	// IE is collapsing the top margin of 1px
 	equals( $w('#static-1-1-1').offset().top, $.browser.msie ? 20 : 23, "$('#static-1-1-1').offset().top" );
 	equals( $w('#static-1-1-1').offset().left, 23, "$('#static-1-1-1').offset().left" );
 	
+	// IE is collapsing the top margin of 1px
 	equals( $w('#static-2').offset().top, $.browser.msie ? 121 : 122, "$('#static-2').offset().top" );
 	equals( $w('#static-2').offset().left, 7, "$('#static-2').offset().left" );
 	
+	
+	// IE is collapsing the top margin of 1px
+	equals( $w('#static-1').position().top, $.browser.msie ? 5 : 6, "$('#static-1').position().top" );
+	equals( $w('#static-1').position().left, 6, "$('#static-1').position().left" );
+	
+	// IE is collapsing the top margin of 1px
+	equals( $w('#static-1-1').position().top, $.browser.msie ? 12 : 14, "$('#static-1-1').position().top" );
+	equals( $w('#static-1-1').position().left, 14, "$('#static-1-1').position().left" );
+	
+	// IE is collapsing the top margin of 1px
+	equals( $w('#static-1-1-1').position().top, $.browser.msie ? 19 : 22, "$('#static-1-1-1').position().top" );
+	equals( $w('#static-1-1-1').position().left, 22, "$('#static-1-1-1').position().left" );
+	
+	// IE is collapsing the top margin of 1px
+	equals( $w('#static-2').position().top, $.browser.msie ? 120 : 121, "$('#static-2').position().top" );
+	equals( $w('#static-2').position().left, 6, "$('#static-2').position().left" );
+	
 	testwin["static"].close();
 });
 
@@ -102,9 +152,11 @@ testwin("table", function() {
 testwin("scroll", function() {
 	var $w = testwin["scroll"].$;
 	
+	// IE is collapsing the top margin of 1px
 	equals( $w('#scroll-1').offset().top, $.browser.msie ? 6 : 7, "$('#scroll-1').offset().top" );
 	equals( $w('#scroll-1').offset().left, 7, "$('#scroll-1').offset().left" );
 	
+	// IE is collapsing the top margin of 1px
 	equals( $w('#scroll-1-1').offset().top, $.browser.msie ? 9 : 11, "$('#scroll-1-1').offset().top" );
 	equals( $w('#scroll-1-1').offset().left, 11, "$('#scroll-1-1').offset().left" );