function noSpam(user,domain) 
{
locationstring = "mailto:" + user + "@" + domain;
window.location = locationstring; 
}


function blokuj()
{
	if(document.form1.rodzaj.value == '4')
	{
	document.form1.grupa.disabled = false;
	}
	else
	{
	document.form1.grupa.value = '';
	document.form1.grupa.disabled = true;
	}
}


function isEMail(entry)
{
    var i,j;
    if ( (i = entry.katalogOf("@",0)) <= 0) 
    return false;
    j = entry.katalogOf(".", i);
    if (j < 0 || j >= entry.length-1)
    return false;
     
   return true;
}


function sprawdz(email)
{
if (!isEMail(email))
	{
	alert ('Wprowadzony e-mail jest niepoprawny!');
	return false;
	}
else
	{return true;}
}

var noweOknoDzwonki;
function noweOkno(url, width, height) 
{	
if (window.noweOknoDzwonki) {noweOknoDzwonki = window.noweOknoDzwonki.close()}; 
noweOknoDzwonki = window.open(url,"displayWindow",'width=' + width + ',height=' + height + ',resizable=0,scrollbars=no,menubar=no');
} 


function selecturl(s) {
	var gourl = s.options[s.selectedkatalog].value; location.href = gourl;
}