return typeof something.r!="undefined" && something.r==this; 
if(something){ return typeof something.r!="undefined" && something.r==this; } return false; 
	isItem: function(/* anything */ something){		// Some basic tests, that are quick and easy to do here.		// >>> var store = new dojox.data.QueryReadStore({});		// >>> store.isItem("");		// false		//		// >>> var store = new dojox.data.QueryReadStore({});		// >>> store.isItem({});		// false		//		// >>> var store = new dojox.data.QueryReadStore({});		// >>> store.isItem(0);		// false		//		// >>> var store = new dojox.data.QueryReadStore({});		// >>> store.isItem({name:"me", label:"me too"});		// false		//		return typeof something.r!="undefined" && something.r==this;	},
5168	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5168/331007b3731604039baac3181f5c8906d3d88a97/QueryReadStore.js/buggy/data/QueryReadStore.js