function numere(e){
      var unicode=e.charCode? e.charCode : e.keyCode
      if (unicode!=8){ //daca tasta apasata nu e backspace
      if (unicode<48||unicode>57){ //si nu e nici numar
      alert('Introduceti doar numere!');
	  return false; //nu se poate apasa
	  }
	  }
      }
	  

/***   Script de la:   http://www.marplo.net/php-mysql/   ***/
var a = 1;
var maxim = 5;
var b = 0;
var c=0;
var nr=0;
// Functia care adauga o noua casuta de upload in formular
function add_upload(form_id,nr) {
	if(!nr || nr == 0){
		alert( 'ATENTIE\nScrieti numarul de casute dorite in TextBox.');
		document.getElementById('alina').setAttribute("value", "0");
	}else if(nr > 0){	
	nr=Number(nr);
	if(a < maxim){
		
	  if(nr + a <= maxim){
	   b = nr;
	  }else{
       b = maxim - a;
	   alert( 'ATENTIE\nNumarul dvs de casute cerute: '+nr+'\nNr. maxim casute: '+maxim+'\nCasute in prezent: '+a+'\nCasute adaugate: '+b);
	  }
	
	 if(b == 1){
  a++;
  var element = document.getElementById('aaa');

  // Creaza elementul nou <input>, si atributele lui
  var new_el = document.createElement("input");
  new_el.setAttribute("type", "file");
  new_el.setAttribute("name", "file_up[]");
 document.getElementById(form_id).insertBefore(new_el,element);
 document.getElementById('alina').setAttribute("value", "0");
}else if(b > 1){
  for(i=1;i<=b;i++) {
  a++;
  
  var element = document.getElementById('aaa');

  // Creaza elementul nou <input>, si atributele lui
  var new_el = document.createElement("input");
  new_el.setAttribute("type", "file");
  new_el.setAttribute("name", "file_up[]");
 document.getElementById(form_id).insertBefore(new_el,element);
 document.getElementById('alina').setAttribute("value", "0");
}

}
	
	}else if(a >= maxim){
	alert('Nu mai pot fi adaugate casute de upload.\n Nr maxim admis de casute '+maxim);
	document.getElementById('alina').setAttribute("value", "0");
    }
 
}
}

// Functia care trimite datele din formular, fiind transferate la iframe
function uploading(theform){
	
	 a = 1;
  // Adauga codul cu iframe-ul
  document.getElementById('ifrm').innerHTML = '<iframe id="uploadframe" name="uploadframe" src="adauga_articol.php?pag=verifica" frameborder="0"></iframe>';

  theform.submit();		// Executa trimiterea datelor

  // Reinoeste formularul
  document.getElementById('uploadform').innerHTML = '<input type="file" id="aaa" class="file_up" name="file_up[]" /><input type="submit" value="UPLOAD" id="sub" />';
  return false;

}