function checkformkontakt ( form )
{
  if (form.ime.value == "" || form.ime.value == "Ime i prezime") {
    alert( "Molimo Vas unesite Ime i prezime!" );
    form.ime.focus();
    return false ;
  }
  
    if (form.tel.value == "" || form.tel.value == "Telefon") {
    alert( "Molimo Vas unesite Telefon!" );
    form.tel.focus();
    return false ;
  }
  
  
  if (form.email.value == "" || form.email.value == "E-mail adresa") {
    alert( "Molimo Vas unesite E-Mail adresu!" );
    form.email.focus();
    return false ;
  }

  if (form.email.value != "" || form.email.value != "E-mail adresa") {
    var x = form.email.value;
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (!filter.test(x))
	{ alert("Molimo Vas unesite ispravnu E-Mail adresu!");
    form.email.focus();
    return false ;
	}
  }
  
    if (form.poruka.value == "" || form.poruka.value == "Tekst poruke") {
    alert( "Molimo Vas unesite Tekst poruke!" );
    form.poruka.focus();
    return false ;
  }
  
  if (form.captcha.value == "" || form.captcha.value == "unesite broj") {
    alert( "Molimo Vas unesite broj !" );
    form.captcha.focus();
    return false ;
  }

  return true ;
}




function checkformkontakt_en ( form )
{
  if (form.ime.value == "" || form.ime.value == "Name") {
    alert( "Please enter Name!" );
    form.ime.focus();
    return false ;
  }
  
    if (form.tel.value == "" || form.tel.value == "Phone") {
    alert( "Please enter Phone number!" );
    form.tel.focus();
    return false ;
  }
  
  
  if (form.email.value == "" || form.email.value == "E-mail") {
    alert( "Please enter E-mail!" );
    form.email.focus();
    return false ;
  }

  if (form.email.value != "" || form.email.value != "E-mail") {
    var x = form.email.value;
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (!filter.test(x))
	{ alert("Please enter correct E-Mail!");
    form.email.focus();
    return false ;
	}
  }
  
    if (form.poruka.value == "" || form.poruka.value == "Message") {
    alert( "Please enter Message!" );
    form.poruka.focus();
    return false ;
  }
  
  if (form.captcha.value == "" || form.captcha.value == "enter number") {
    alert( "Please enter number !" );
    form.captcha.focus();
    return false ;
  }

  return true ;
}