rem: if (targ.localName != 'treechildren') 
add: if ("localName" in targ && targ.localName != 'treechildren') 
context: function awClickEmptySpace(targ, setFocus){	if (targ.localName != 'treechildren')		return;	dump("awClickEmptySpace\n");	var lastInput = awGetInputElement(top.MAX_RECIPIENTS);	if ( lastInput && lastInput.value )		awAppendNewRow(setFocus);	else		if (setFocus)			awSetFocus(top.MAX_RECIPIENTS, lastInput);}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/4acec0e951a9d1c6dbb41b5c3931539465f3abe8/abMailListDialog.js/buggy/mailnews/addrbook/resources/content/abMailListDialog.js