rem: return this; 
add: return this; 
context: 	remove: function(shape, silently){		var i = 0;		for(; i < this.children.length; ++i){			if(this.children[i] == shape){				if(silently){					// skip for now				}else{					shape._setParent(null, null);				}				this.children.splice(i, 1);				break;			}		}		return this;	},
meta: 4707	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/4707/50c3492c4c3c825dbd3401e134a19ed46799c456/shape.js/buggy/www/resources/dojo-ajax/src/gfx/shape.js