var counterpiese = 1;
var limitpiese = 25;

function addPiese(){
  divName = "piese";
  if (counterpiese < limitpiese) {
    var newdiv = document.createElement('div');
    counterpiese++;
    newdiv.innerHTML = "Piesă <input type='text' name='piesa" + counterpiese + "' size='45' class='text'>&nbsp;&nbsp;&nbsp;Cod piesă <input type='text' name='cod" + counterpiese + "' class='text'>";
    document.getElementById(divName).appendChild(newdiv);
    if (counterpiese == limitpiese) document.getElementById("addpiese").type = "hidden"; 
  }
}

var counterpoze = 1;
var limitpoze = 5;

function addPoze(){
  divName = "poze";
  if (counterpoze < limitpoze)  {
    var newdiv = document.createElement('div');
    counterpoze++;
    newdiv.innerHTML = "Imaginea piesei sau a autovehiculului <input type='file' name='poza" + counterpoze + "' class='text'>";
    document.getElementById(divName).appendChild(newdiv);
    if (counterpoze == limitpoze) document.getElementById("addpoze").type = "hidden";
  }
}