this.stack[this.plots[name]].destroy(); 
		addPlot: function(name, kwArgs){			var plot;			if(!kwArgs || !("type" in kwArgs)){				plot = new dc.plot2d.Default(this, kwArgs);			}else{				plot = typeof kwArgs.type == "string" ?					new dc.plot2d[kwArgs.type](this, kwArgs) :					new kwArgs.type(this, kwArgs);			}			plot.name = name;			plot.dirty = true;			if(name in this.plots){				this.stack[this.plots[name]] = plot;			}else{				this.plots[name] = this.stack.length;				this.stack.push(plot);			}			this.dirty = true;			return this;		},
5168	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5168/f156ee110d13cd6c0e2926085162381b06757a91/Chart2D.js/clean/charting/Chart2D.js