function confirmDelete() {
    	return confirm("Opravdu smazat?");
    }
    var runningApplication = "GM";
	function Hide(id) {
		document.getElementById(id).style.display='none';
	}
	function Show(id) {
		document.getElementById(id).style.display='block';
	}
	function showhide(a){
		var p=document.getElementById(a)
		if(p.style.display=='block'){p.style.display='none'}else{p.style.display='block'}
	}
	function switcher(a){
		var p=document.getElementById(a)
		if(p.style.display=='block'){p.style.display='none'}else{p.style.display='block'}
	}
	function changeClass(id,newclass){
		document.getElementById(id).setAttribute("class", newclass);
		document.getElementById(id).setAttribute("className", newclass);
	}
	function setCookie(name,value){
	   myDate = new Date();
	   myDate.setTime(myDate.getTime()+(1*24*60*60*1000));
	   document.cookie = name + '='+ value +'; expires=' + myDate.toGMTString()+'; path=/;';
	}
tipo = navigator.appName;
if (tipo == "Microsoft Internet Explorer") brw = "exp";
else brw = "net";
if (brw == "net") {
	document.write("");
}
if (brw == "exp") {
	document.write("");
}
var newwindow;
function noveokno(url,name)
{
	newwindow=window.open(url,name,'height=400,width=200');
	if (window.focus) {newwindow.focus()}
}
function add_search_engine(url_engine, url_icon, the_title, the_cat){

	if((typeof window.sidebar == "object") && (typeof window.sidebar.addSearchEngine == "function"))
	{
		window.sidebar.addSearchEngine(url_engine, url_icon, the_title, the_cat);
	}
	else{
		alert("Váš prohlížeč tuto funkci bohužel nepodporuje. Doporučujeme FireFox.");
	}
	return false;
}

var counttime=3;
function start_timer() {
	casovac();
}
function casovac(){
	document.chat_form.timer.value=counttime;
	if(counttime == 0) {
		counttime = 3;
	} else {
		counttime = counttime - 1;
	}
		reloadtimer=setTimeout("start_timer()", 1000);
}