2 PASSED!
3 PASSED!
MYXML = new XML(xmlDoc),MYXML.valueOf() === MYXML PASSED!
MYXML = new XML(),MYXML.valueOf() === MYXML PASSED!
MYXML = new XML(''),MYXML.valueOf() === MYXML PASSED!
MYXML = new XML('foo'),MYXML.valueOf() === MYXML PASSED!
