var counter=0;
var agt = navigator.userAgent.toLowerCase();
var is_ie = (agt.indexOf("msie") != -1);

function pripremiIzbornik(na) {
	var el=document.getElementById(na);
	if (!el) return;
	
	var ch=el.childNodes;
	for (var i=0; i<ch.length; i++){ 
		var chel=ch[i].childNodes[0];
		if (chel && chel.tagName.toLowerCase()=="a") {
				ch[i].onmouseover=function(){izbornikPostavi(this,"visible","over")};
				ch[i].onmouseout=function(){izbornikPostavi(this,"hidden","normal")};
		}
	}
}

function izbornikPostavi(el,vi,cl) {
	var ch = el.getElementsByTagName("ul");
	for (var i=0; i<ch.length; i++) 
		ch[i].style.visibility=vi;
	if (cl=="normal" && el.id.length>0) 
		el.className=el.id;
	else
		el.className=cl;
}

function dodajUFavorite(url,naslov) {
	if (window.sidebar) 
		window.sidebar.addPanel(naslov, url,"");
	else if(window.external)
		window.external.AddFavorite(url, naslov); 
 }

function postaviPocetnu(url) {
	if (document.all) {
		document.body.style.behavior='url(#default#homepage)';
		document.body.setHomePage(url);
	}
	else
		alert("Uhvatite mišem link koji ste kliknuli i odnesite ga na gumb Home stranice!");
	return false;
}

function sadrziMin(id,mi,po) {
	var el=document.getElementById(id);
	if (el) {
		var r=el.value.length>=mi;
		if (!r) {
			alert(po);
			el.focus();
			return false;
		}
	}
	return true;
}