var vl=new Array;
vl['corrente']=new Array(0,1000,1030,0);
vl['pesa']=new Array(0,500,100,0);
vl['qmax']=new Array(0,300,0,0);
vl['qrich']=new Array(0,240,0,5);
vl['reg']=new Array(0,80,0,2);
vl['qcomp']=new Array(0,300,0,0);
for(item in vl) trace(item[2]);
non mi funziona (mi stampa 6 undefined), come mai?