addOnLoad(function(){
				doh.register("t", 
					[
						function reciprocalTests(t) {
							createStyledNodes([], function(n) {
								testAndCallback(t, reciprocalMarginBoxTest(n), '', function() {removeTestNode(n); });
							});
						},
						function fitTests(t) {
							runFitTest(t, null, dojo.mixin({}, defaultChildStyles));
						},
						function fitTestsOverflow(t) {
							runFitTest(t, null, dojo.mixin({overflow:'hidden'}, defaultChildStyles));
							runFitTest(t, {overflow: 'hidden'}, dojo