mxStylesheet.prototype.putDefaultEdgeStyle=function(a){this.putCellStyle("defaultEdge",a)};mxStylesheet.prototype.getDefaultVertexStyle=function(){return this.styles.defaultVertex};mxStylesheet.prototype.getDefaultEdgeStyle=function(){return this.styles.defaultEdge};mxStylesheet.prototype.putCellStyle=function(a,b){this.styles[a]=b};