var sum=0;
var sumr = 0;
var sumfk = 0;

function setcurradiosum(cost,down){ 
  sumr = cost;   
  $('#sumr').val(sumr);
  asum = (sumr+sumfk)*down;  
  setcursum(asum);
}//setcurradiosum

function setcurradiofsum(cost,down){ 
  sumfk = cost;   
  asum = (sumr+sumfk)*down; 
  $('#sumfk').val(sumfk);
  setcursum(asum);    
}//setcurradiofsum

function setcursum(cost){ 
  
  if (!cost) cost=0;   

  curcalcsum = document.getElementById('curcalcsum');
  calcsum = document.getElementById('calcsum');
  
  curcalcsum.innerHTML=Number(cost);
  
  asum = Number(sum)+Number(cost);
  
  calcsum.innerHTML = asum;
}//setcursum


function setrsum(cost,rid){ 
  $('#rv').val(rid);
  setcursum(cost);
}//setrsum