dojox.data.dom.destroyNode(topNode); 
dojo._destroyElement(topNode); 
		function testReadTextContent(t){			var text = "This is a bunch of child text on the node";			var simpleXml = "<parentNode>" + text + "</parentNode>";			var document = dojox.data.dom.createDocument(simpleXml, "text/xml");            			var topNode = document.firstChild;            t.assertTrue(topNode !== null);			t.assertTrue(topNode.tagName === "parentNode");			t.assertTrue(text === dojox.data.dom.textContent(topNode));            dojox.data.dom.destroyNode(topNode);			t.assertTrue(document.firstChild === null);		},
5168	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5168/6e10ed26f35547a770d40efe99e23221d86787a6/dom.js/clean/data/tests/dom.js