add: widget.parent=null; 
context: 	removeChild: function(/*Widget*/widget){		// summary: 		//		removes the passed widget instance from this widget but does		//		not destroy it		for(var x=0; x<this.children.length; x++){			if(this.children[x] === widget){				this.children.splice(x, 1);				break;			}		}		return widget; // Widget	},
meta: 4707	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/4707/50c3492c4c3c825dbd3401e134a19ed46799c456/Widget.js/buggy/www/resources/dojo-ajax/src/widget/Widget.js