function popup(mylink, windowname) {
	if (! window.focus)return true;
	var href;
	if (typeof(mylink) == 'string')
	href=mylink;
	else
	href=mylink.href;
	window.open(href, windowname, 'width=650,height=380,scrollbars=no');
	return false;
}

function popup2(mylink, windowname, width, height) {
	if (! window.focus)return true;
	var href;
	if (typeof(mylink) == 'string')
	href=mylink;
	else
	href=mylink.href;
	window.open(href, windowname, 'width='+width/1.5+',height='+height/1.5+',scrollbars=1, toolbar=0,resizable=1');
	return false;
}

function prodalji(message, url){
	if(confirm(message)) {
		location.href = url;}
}

function login_inputs_change(flag, sender) {
 switch(flag) {
  case "focus":
   if(sender.value == sender.defaultValue)
    sender.value = "";
  break;
  case "blur":
   if(sender.value == "")
    sender.value = sender.defaultValue;
  break;
 }
}