<!--
function filterCislo(event) {
  if (document.all) {
    var kc = event.keyCode;
    if (kc != 0 && kc != 48 && kc != 49 && kc != 50 && kc != 51 && kc != 52 && kc != 53 && kc != 54 && kc != 55 && kc != 56 && kc != 57) { 
      event.returnValue = false; 
    }
  }
  else {
    var kc = event.charCode;
    if (kc != 0 && kc != 48 && kc != 49 && kc != 50 && kc != 51 && kc != 52 && kc != 53 && kc != 54 && kc != 55 && kc != 56 && kc != 57) { 
      event.preventDefault();
    }
  }
}

function checkobj(x) {
  var crf = document.obj, err = "";
    
  if (crf.meno.value.length < 5) {
    err += " - Meno a priezvisko\n";
  }
  
  if (crf.ulica.value.length < 5) {
    err += " - Ulicu a číslo\n";
  }
  
  if (crf.telefon.value.length < 5) {
    err += " - Telefónne číslo\n";
  }
  
//email
  if (crf.email.value=="") {
    err += " - Emailovú adresu\n";
  }
   else if (window.RegExp) {
    re = new RegExp("^[^.]+(\.[^.]+)*@([^.]+[.])+[a-z]{2,3}");
      if (!re.test(crf.email.value)) {
        err += " - Správny tvar emailovej adresy\n";
      }
   }
  
  if (err != "") {
    window.alert("Zabudli ste napísať:\n" + err);
    return false;
  }
   else {
    return true;
   }
}

// -->