function winOpen(jmeno){
	var page = "jmena/" + jmeno + ".htm";
	var win = window.open(page, "", "width = 320, height = 120, scrollbars = no");
	win.moveTo(screen.width / 2 - 140, screen.height / 2 - 40);
	win.focus();
}

function feedback(myPage){
	var page = "" + myPage
	var win = window.open(page, "", "width = 500, height = 300, scrollbars = no, menubar = no, locationbar = no, statusbar = no");
	win.moveTo(250, 200);
	win.focus();
}

function verbOpen(slovo){
	var page = "verbs/" + slovo + ".htm"
	var win = window.open(page, "", "width = 625, height = 530, scrollbars = yes, menubar = no, locationbar = no");
	win.focus();
}

function checkTop(){
	if(top.location != window.location)
		top.location.href = "http://www.fuoridalbranco.com/czech4fun/";
}

function checkBrowser(){
	if(navigator.appName != "Microsoft Internet Explorer")
		alert("N.B. Il sito potrebbe NON vedersi correttamente su\nbrowser diversi da Internet Explorer")
	   
	checkTop();
}

function checkReferrer(){
	var debug = true; //true nn controlla
	var ref = document.referrer;
	if(!(debug)){
		if(ref.indexOf("http://www.fuoridalbranco.com") == -1)
			top.location.href = "http://www.fuoridalbranco.com/czech4fun/";
		else
			checkTop();
		}
}