anchor.diff:  			for(var o in nodes){
   				if(nodes.hasOwnProperty(o)){
   					points.push(nodes[o]);
  +					nodeSize++;
   				}
   			}
   			for(var o in edges){
  
positive.code: 			delete data.edges;
  			return data;
  		}
  		new  StarTopo('container',parse(data),{
  				typeMap:{
  					database:'rect',
  					project:'circle',
  
negative.code: 				return weight+1
  			},
  			nodeWeight:function(weight){
  				return weight/5+defaultWeight;
  			}});
  	});
  </script>
  