// ========= pop-up picture
  function winPopUp(url,w,h)
  {
    var winURL = 'pic.asp?s='+ url;
    var winIme = 'Pic';
    var winAtributi =
      'width=' + w
    + ',height=' + h
    + ',toolbar=no'
    + ',location=no'
    + ',directories=no'
    + ',status=yes'
    + ',menubar=no' + 
    + ',scrollbars=no' + 
    + ',resizable=no';

    eval("window.open(winURL, winIme, winAtributi)");
  }
	
	
	function checkSearch()
	{
		if (!document.forma.prezime.value.length > 0 )
		{
			alert ("Potrebno je unijeti barem prvo slovo prezimena!");
		}
		else {
			document.forma.submit();
		}
	}
	
	function checkSignUp()
	{
		if ( document.forma.fIme.value == '' )
		{
			alert ("Potrebno je unijeti barem ime i prezime!");
		}
		else {
			document.forma.submit();
		}
	}