if(!dojo._hasResource["dojox.charting.plot2d.Lines"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.dojo._hasResource["dojox.charting.plot2d.Lines"] = true;dojo.provide("dojox.charting.plot2d.Lines");dojo.require("dojox.charting.plot2d.Default");dojo.declare("dojox.charting.plot2d.Lines", dojox.charting.plot2d.Default, {	constructor: function(){		this.opt.lines = true;	}});}