<HTML> <HEAD> <TITLE>Associative object arrays</TITLE> <SCRIPT> function showProperties (theObject){ for (var i in theObject) { if (theObject[i] != null) { document.write(i + " : " + theObject[i] + "<br>"); } else { document.write(i + "<br>"); } } return; } </SCRIPT> </HEAD> <BODY> <SCRIPT> showProperties(window.document); </SCRIPT> </HTML>