function validacija(rF) {
	var err = false;
	if(rF.telefon.value == "" || rF.telefon.value == null)
		err = true;
	if(rF.opstina.value == "" || rF.opstina.value == null)
		err = true;
		if(err){
	alert("Обавезан је унос:\n - контакт телефона \n - општине пребивалишта");
	return false;
		}
return true;
}
function showPopup(img,w,h){
	var width = 600;
	var height = 450;
	if(w)
		width = w;
	if(h)
		height = h;
	var div = document.getElementById("popup");
	if(div){
			div.style.visibility = "visible";
			div.innerHTML = '<img src="' + img + '" width="' + width + '" height="' +  height + '" onClick="hidePopup()">';
			}
}
function showPopupText(tekst){
	var div = document.getElementById("popup");
	if(div){
			div.style.visibility = "visible";
			div.innerHTML = '<div style="padding:2em; background-color:#ffffff; border:2px solid #000000;" onClick="hidePopup()">' + tekst + '</div>';
			}
}
function hidePopup(){
	var div = document.getElementById("popup");
	if(div)
			div.style.visibility = "hidden";
}

function showAdhoc(){
	var div = document.getElementById("adhocpopup");
	if(div){
			if(!readCookie("adhoccookie"))
				div.style.visibility = "visible";
			}
			
	if(!readCookie("adhoccookie"))
		createCookie("adhoccookie","jeste");
}

function closeAdhoc(){
	var div = document.getElementById("adhocpopup");
	if(div)
			div.style.visibility = "hidden";
}


function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}