function postakoltseg(summa)
{ 
var atvetelimod = document.getElementById('atvetelimod').value;
var pkoltseg    = document.getElementById('pkoltseg');
var skoltseg    = document.getElementById('skoltseg');
if(atvetelimod==1 || atvetelimod==0)
{
 pkoltseg.innerHTML="0 Ft";
 skoltseg.innerHTML=summa+" Ft";
}
if(atvetelimod==2)
{
 pkoltseg.innerHTML="2100 Ft";
 summa+=2100;
 skoltseg.innerHTML=summa+" Ft";
}
if(atvetelimod==3)
{
 pkoltseg.innerHTML="1600 Ft";
 summa+=1600;
 skoltseg.innerHTML=summa+" Ft";
}
if(atvetelimod==4)
{
 pkoltseg.innerHTML="0 Ft";
 skoltseg.innerHTML=summa+" Ft";
}
if(atvetelimod==5)
{
 pkoltseg.innerHTML="1200 Ft";
 summa+=1200;
 skoltseg.innerHTML=summa+" Ft";
}
if(atvetelimod==6)
{
 pkoltseg.innerHTML="1000 Ft";
 summa+=1000;
 skoltseg.innerHTML=summa+" Ft";
}
}

function checkout_ellenorzes()
{
 var atvetelimod = document.getElementById('atvetelimod').value;
 if(atvetelimod==0){
  document.getElementById('atvetelimod').style.background = "#FF0000";
  alert('Kérjük adja meg az átvétel módját!');
  return false;
 }
 else
 {
  return true;
 }
}