if (document.all) type="IE"; 
if (document.layers) type="NN";
if (!document.all && document.getElementById) type="MO";

function ChangeObjBgColor(id, color) {
 	if (type=="IE") document.all[id].style.backgroundColor=color;
 	if (type=="NN") document.layer['id'].bgColor=color;
 	if (type=="MO") document.getElementById(id).style.backgroundColor=color;
} 

function top() {
  window.scrollTo(0, 0);
}

function back() {
  history.back();
}

	function formCheck(){
	fali = "";
	
	if (document.obrazac.ime.value == "") fali = fali + "\n- Ime";
	if (document.obrazac.institucija.value == "") fali = fali + "\n- Institucija";
	if (document.obrazac.adresa.value == "") fali = fali + "\n- Adresa";
	if (fali != "")
	   alert("Niste upisali sve potrebne podatke!" + "\n\n" + "Molimo upišite:" + fali)
	else
	 document.obrazac.submit();
}


function checkNewsletter() {
  document.newsletter.email.value = '';
}